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class="NyProDetailCon"> <p style="text-align:left"><span style="font-size:16px;font-family:宋體;color:red">美國(guó)<span>2B Black Carbon Photometer</span>黑碳光度計(jì)<span>,2B BCP</span><strong>黑炭檢測(cè)儀</strong>詳細(xì)介紹： </span></p><p style="text-align:left"><span style=";font-family:宋體">Black Carbon Photometer™</span><span style=";font-family:宋體">（<span>BCP™</span>）是一種堅(jiān)固，便攜式，高度準(zhǔn)確且經(jīng)濟(jì)的儀器，用于在污染的城市環(huán)境中測(cè)量大氣中的黑碳顆粒。<span>BCP</span>使用長(zhǎng)距離光度測(cè)量的簡(jiǎn)單直接技術(shù)，實(shí)時(shí)量化氣溶膠（氣相<span>+</span>顆粒）相中顆粒的總消光和質(zhì)量濃度。這種直接的方法避免了與當(dāng)前可商購(gòu)儀器相關(guān)的偽影和其他問題，例如，流行</span>的當(dāng)前的人體測(cè)量學(xué)技術(shù)，即使用過濾器對(duì)樣品進(jìn)行預(yù)濃縮以進(jìn)行分析。</p><p style="text-align:left"><span style="font-size:16px;font-family:宋體"> </span></p><p style="text-align:left"><span style=";font-family:宋體">2B BCP</span><span style=";font-family:宋體">黑炭光度計(jì)的檢測(cè)單元采用折疊式管狀設(shè)計(jì)，這一創(chuàng)新使其可以快速?zèng)_洗（在樣品和參考測(cè)量之間快速切換是必需的）。因此，<span>BCP</span>具有很高的靈敏度，不需要在過濾器上進(jìn)行預(yù)濃縮，并且可以快速測(cè)量黑碳。吸收池被折疊以在狹窄的空間中提供較長(zhǎng)的路徑長(zhǎng)度（<span>2.1</span>米），從而使該儀器重量輕（</span><span style=";font-family:'微軟雅黑',sans-serif">?</span><span style=";font-family:宋體">19</span><span style=";font-family:宋體">磅<span>/8.6</span>千克），尺寸適合在標(biāo)準(zhǔn)機(jī)架安裝系統(tǒng)中使用。我們?cè)凇洞髿鉁y(cè)量技術(shù)》<span> </span>（<span>Birks et al</span>。，<span>AMT</span>，<span>11</span>，<span>2821-2835</span>，<span>2018</span>）的同行評(píng)審出版物中描述了折疊式管狀設(shè)計(jì)，例如黑碳光度計(jì)中使用的一種。</span></p><p style="text-align:left"><span style="font-size:16px;font-family:宋體"> </span></p><p style="text-align:left"><span style="font-size:16px;font-family:宋體"> </span></p><p style="text-align:left"><span style=";font-family:宋體">2B BCP</span><span style=";font-family:宋體">黑炭光度計(jì)用于直接測(cè)量由于兩種波長(zhǎng)（<span>405 nm</span>和<span>880 nm</span>）下的顆粒物質(zhì)而導(dǎo)致的總消光（吸收<span>+</span>散射）。<span>880 nm</span>通道可用于計(jì)算黑碳質(zhì)量濃度。在較短的<span>405 nm</span>波長(zhǎng)處的消光可能與給定位置的<span>PM2.5</span>憑經(jīng)驗(yàn)相關(guān)。</span></p><p style="text-align:left"><span style="font-size:16px;font-family:宋體"> </span></p><p style="margin-bottom:16px;text-align:left"><span style=";font-family: 宋體">黑碳光度計(jì)對(duì)研究黑碳在空氣質(zhì)量和氣候中的作用的研究人員，以及對(duì)估算社區(qū)暴露風(fēng)險(xiǎn)感興趣的空氣質(zhì)量管理人員很有用。<span><br/> <br/> <br/> <br/> <br/> </span><strong><span style="color:red">美國(guó)<span>2B Black Carbon Photometer</span>黑碳光度計(jì)產(chǎn)品特點(diǎn)：</span></strong></span></p><ul type="disc" class=" list-paddingleft-2"><li><p><span style=";font-family: 宋體">通過直接測(cè)量?jī)蓚€(gè)波長(zhǎng)（<span>880 nm</span>和<span>405 nm</span>）處的微粒的消光，可以實(shí)時(shí)測(cè)量包括黑碳和<span>PM2.5</span>在內(nèi)的微粒物質(zhì)</span></p></li><li><p><span style=";font-family: 宋體">直接方法無(wú)需在過濾器上預(yù)濃縮樣品，從而避免了相關(guān)的偽影</span></p></li><li><p><span style=";font-family: 宋體">低功耗（預(yù)熱后平均約為<span>16</span>瓦）</span></p></li><li><p><span style=";font-family: 宋體">輕巧（</span><span style=";font-family:'微軟雅黑',sans-serif">?</span><span style=";font-family:宋體">19.2</span><span style=";font-family:宋體">磅，<span>8.7</span>千克），標(biāo)準(zhǔn)機(jī)架安裝尺寸</span></p></li><li><p><span style=";font-family: 宋體">長(zhǎng)壽命泵（約<span>15,000</span>小時(shí)）</span></p></li><li><p><span style=";font-family: 宋體">觸摸屏</span></p></li><li><p><span style=";font-family: 宋體">內(nèi)部數(shù)據(jù)記錄器容量：<span>10 GB</span></span></p></li><li><p><span style=";font-family:宋體">USB</span><span style=";font-family:宋體">端口用于便攜式數(shù)據(jù)記錄</span></p></li><li><p><span style=";font-family: 宋體">串行和用戶縮放的模擬電壓輸出</span></p></li><li><p><span style=";font-family: 宋體">方便的用戶界面，通過觸摸屏或串行接口連接到微處理器，包括校準(zhǔn)參數(shù)（增益和零）和質(zhì)量轉(zhuǎn)換系數(shù)</span></p></li><li><p><span style=";font-family: 宋體">可選的<span>10 s</span>測(cè)量時(shí)間或<span>1 min</span>，<span>5 min</span>和<span>1 hr</span>的數(shù)據(jù)平均時(shí)間</span></p></li><li><p><span style=";font-family: 宋體">內(nèi)置歸零功能</span></p></li><li><p><span style=";font-family: 宋體">幾乎不需要技術(shù)維護(hù)，并且適合在現(xiàn)場(chǎng)條件下連續(xù)運(yùn)行（能夠使用電池供電）</span></p></li></ul><p style="margin-bottom:16px;text-align:left"><span style="font-size:16px;font-family:宋體"><br/> </span><strong><span style=";font-family:宋體">包含</span></strong></p><ul type="disc" class=" list-paddingleft-2"><li><p><span style=";font-family: 宋體">黑碳光度計(jì)</span></p></li><li><p><span style=";font-family:宋體">2.5A</span><span style=";font-family:宋體">電源適配器（<span>2.5 amp</span>，<span>100-240 VAC</span>至<span>12 VDC</span>），帶精選電源線</span></p></li><li><p><span style=";font-family: 宋體">串行端口電纜（<span>9PinF-9PinF</span>）</span></p></li><li><p><span style=";font-family:宋體">USB</span><span style=";font-family:宋體">記憶棒操作手冊(cè)</span></p></li><li><p><span style=";font-family: 宋體">校準(zhǔn)數(shù)據(jù)和<span>NIST</span>可追溯的校準(zhǔn)證書</span></p></li><li><p><span style=";font-family: 宋體">儀器出生證明</span></p></li><li><p><span style=";font-family: 宋體">一年保修</span></p></li></ul><p style="text-align:left"><span style="font-size:16px;font-family:宋體"><br/> <br/> </span><strong><span style=";font-family:宋體;color:red">美國(guó)<span>2B Black Carbon Photometer</span>黑碳光度計(jì)產(chǎn)品參數(shù)：</span></strong><span style="font-size:16px;font-family:宋體"><br/> </span></p><p style="text-align:left"><span style="font-size:16px;font-family:宋體"> </span></p><div id="6aiu40mm" class="tabledivclass" style="width: 99%; float: left;"><table border="1" cellspacing="0" cellpadding="0" width="100" align="left" style="max-width: 748px;"><tbody><tr class="firstRow"><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><strong><span style=";font-family:宋體">測(cè)量原理</span></strong></p></td><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><span style=";font-family:宋體">在<span>405 nm</span>和<span>880 nm</span>處直接消光</span></p></td></tr><tr><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><strong><span style=";font-family:宋體">測(cè)量輸出</span></strong></p></td><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><span style=";font-family:宋體">405</span><span style=";font-family:宋體">和<span>880 nm</span>處的消光（<span>Mm <sup>-1</sup></span>）<span>880 nm</span>處的<span><br/> </span>質(zhì)量濃度（<span>µg m <sup>-3</sup></span>）</span></p></td></tr><tr><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><strong><span style=";font-family:宋體">線性動(dòng)態(tài)范圍</span></strong></p></td><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><span style=";font-family:宋體">0-10,000 Mm <sup>-1</sup></span><span style=";font-family:宋體">（在<span>880 nm</span>下為</span><span style=";font-family:'微軟雅黑',sans-serif">?</span><span style=";font-family:宋體">0-1300 µg m <sup>-3</sup></span></p></td></tr><tr><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><strong><span style=";font-family:宋體">解析度</span></strong></p></td><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><span style=";font-family:宋體">0.1 Mm <sup>-1</sup></span><span style=";font-family:宋體">（<span>0.1 µg m <sup>-3</sup></span>）</span></p></td></tr><tr><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><strong><span style=";font-family:宋體">精度<span><br/> </span>（<span>10</span>秒測(cè)量，<span>1σrms</span>噪聲）</span></strong></p></td><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><span style=";font-family:宋體">405nm</span><span style=";font-family:宋體">：<span>4.1Mm <sup>-1</sup></span>；<span>0.7 Mm <sup>-1</sup></span>和<span><br/> 880 nm </span>自適應(yīng)濾波器：<span>2.8 Mm <sup>-1</sup> ; </span>帶有自適應(yīng)濾光片的<span>0.5 Mm <sup>-1</sup><br/> </span>（<span>0.35 µg m <sup>-3</sup></span>；帶有自適應(yīng)濾光片的<span>0.07 µg m <sup>-3</sup></span>）<span><br/> 880 nm</span>，平均<span>1</span>小時(shí)：<span>0.018 µg m <sup>-3</sup></span></span></p></td></tr><tr><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><strong><span style=";font-family:宋體">準(zhǔn)確性</span></strong></p></td><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><span style=";font-family:宋體">大于<span>2 Mm <sup>-1</sup></span>或讀數(shù)的<span>2</span>％</span></p></td></tr><tr><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><strong><span style=";font-family:宋體">檢出限（<span>2σ</span>）</span></strong></p></td><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><span style=";font-family:宋體">405 nm</span><span style=";font-family:宋體">：<span><1.6 Mm <sup>-1</sup></span>（帶有自適應(yīng)濾光片）<span><br/> 880 nm</span>：<span><1.1 Mm <sup>-1</sup></span>（帶有自適應(yīng)濾光片）<span><br/> 880 nm</span>，<span>1</span>小時(shí)平均值：<span>0.036 µg m <sup>-3</sup></span></span></p></td></tr><tr><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><strong><span style=";font-family:宋體">流量</span></strong></p></td><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><span style=";font-family:宋體">1.3 L min <sup>-1</sup></span><span style=";font-family:宋體">（最小：<span>1.0 L min <sup>-1</sup> ;</span><span>1.6 L min <sup>-1</sup></span>）</span></p></td></tr><tr><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><strong><span style=";font-family:宋體">測(cè)量頻率</span></strong></p></td><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><span style=";font-family:宋體">0.1 Hz</span><span style=";font-family:宋體">（每<span>10</span>秒一次）</span></p></td></tr><tr><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><strong><span style=";font-family:宋體">平均時(shí)間</span></strong></p></td><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><span style=";font-family:宋體">10 s</span><span style=";font-family:宋體">，<span>1</span>分鐘，<span>5</span>分鐘，<span>1</span>小時(shí)</span></p></td></tr><tr><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><strong><span style=";font-family:宋體">響應(yīng)時(shí)間，步進(jìn)變化的<span>100</span>％</span></strong></p></td><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><span style="font-size:16px;font-family:宋體"><br/> </span><span style=";font-family:宋體">自適應(yīng)濾波器<span>20</span>秒<span>10</span>秒平均<span>30</span>秒</span></p></td></tr><tr><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><strong><span style=";font-family:宋體">內(nèi)部數(shù)據(jù)記錄器容量</span></strong></p></td><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><span style=";font-family:宋體">10 GB</span><span style=";font-family:宋體">，<span>> 3.2</span>年的<span>10</span>秒數(shù)據(jù)</span></p></td></tr><tr><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><strong><span style=";font-family:宋體">USB</span></strong><strong><span style=";font-family:宋體">用于便攜式數(shù)據(jù)記錄</span></strong></p></td><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><span style=";font-family:宋體">是</span></p></td></tr><tr><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><strong><span style=";font-family:宋體">壓力單位</span></strong></p></td><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><span style=";font-family:宋體">毫巴</span></p></td></tr><tr><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><strong><span style=";font-family:宋體">溫度單位</span></strong></p></td><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><span style=";font-family:宋體">°C</span></p></td></tr><tr><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><strong><span style=";font-family:宋體">修正了<span>T</span>和<span>P</span></span></strong></p></td><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><span style=";font-family:宋體">用戶選擇</span></p></td></tr><tr><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><strong><span style=";font-family:宋體">工作溫度范圍</span></strong></p></td><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><span style=";font-family:宋體">5</span><span style=";font-family:宋體">至<span>45°C</span></span></p></td></tr><tr><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><strong><span style=";font-family:宋體">運(yùn)營(yíng)壓力 </span></strong></p></td><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><span style=";font-family:宋體">600-1000</span><span style=";font-family:宋體">毫巴</span></p></td></tr><tr><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><strong><span style=";font-family:宋體">電源要求</span></strong></p></td><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><span style=";font-family:宋體">直流<span>11-14 V</span>或交流<span>120/240 V</span>，<span>12 V</span>時(shí)<span>1.3 A</span>，運(yùn)行期間平均</span><span style=";font-family:'微軟雅黑',sans-serif">?</span><span style=";font-family:宋體">16</span><span style=";font-family:宋體">瓦</span></p></td></tr><tr><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><strong><span style=";font-family:宋體">尺寸</span></strong></p></td><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><span style=";font-family:宋體">機(jī)架安裝：<span>17</span>英寸（寬）<span>x 14.5</span>英寸（深）<span>x 5.5</span>英寸（高）（<span>43 x 37 x 14</span>厘米）</span></p></td></tr><tr><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><strong><span style=";font-family:宋體">重量</span></strong></p></td><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><span style=";font-family:宋體">約<span>1.9.2</span>磅（<span>8.7</span>千克）</span></p></td></tr><tr><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><strong><span style=";font-family:宋體">用戶界面</span></strong></p></td><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><span style=";font-family:宋體">觸摸屏或串行</span></p></td></tr><tr><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><strong><span style=";font-family:宋體">數(shù)據(jù)輸出</span></strong></p></td><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><span style=";font-family:宋體">RS232; 405</span><span style=";font-family:宋體">和<span>880 nm</span>消光的<span>0-2.5 V</span>模擬輸出<span>; USB</span>驅(qū)動(dòng)器</span></p></td></tr><tr><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><strong><span style=";font-family:宋體">數(shù)據(jù)傳輸波特率</span></strong></p></td><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><span style=";font-family:宋體">2400</span></p></td></tr><tr><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><strong><span style=";font-family:宋體">輸出范圍</span></strong></p></td><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><span style=";font-family:宋體">用戶在比例因子菜單中定義</span></p></td></tr><tr><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><strong><span style=";font-family:宋體">長(zhǎng)壽命泵</span></strong></p></td><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><span style=";font-family:宋體">是：<span>15,000</span>小時(shí)</span></p></td></tr><tr><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><strong><span style=";font-family:宋體">流量計(jì)</span></strong></p></td><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><span style=";font-family:宋體">是</span></p></td></tr><tr><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><strong><span style=";font-family:宋體">內(nèi)置自動(dòng)歸零功能</span></strong></p></td><td style="border:inset #CCCCCC 1px;padding:5px 5px 5px 5px"><p style="text-align:left"><span style=";font-family:宋體">是</span></p></td></tr></tbody></table></div><p style="text-align:left"><span style="font-size:16px;font-family:宋體"> </span></p><p style="text-align:left"><strong><span style=";font-family:宋體">操作理論</span></strong></p><p style="text-align:left"><span style="font-size:16px;font-family:宋體"> </span></p><p style="text-align:left"><span style=";font-family:宋體">下圖是黑碳光度計(jì)的簡(jiǎn)化示意圖。氣泵以</span><span style=";font-family:'微軟雅黑',sans-serif">?</span><span style=";font-family: 宋體">1.0-1.6 L / min</span><span style=";font-family:宋體">的流速連續(xù)抽取樣品空氣通過儀器及其光學(xué)檢測(cè)池。參考閥交替旁路或通過<span>PTFE</span>微粒過濾器（下面標(biāo)記為＃<span>1</span>的微粒過濾器）傳送樣品空氣，該過濾器除去了樣品中的所有微粒，因此允許在沒有微粒（<span>I o</span>）和不存在微粒的情況下交替測(cè)量光強(qiáng)度。顆粒物的存在（<span>I</span>）。然后使用比爾<span>-</span>朗伯定律從<span>I</span>和<span>I o</span>計(jì)算顆粒消光（<span>B ext</span>）：<span>B ext</span></span></p><p style="text-align:left"><span style=";font-family:宋體"> = 1 / L ln</span><span style=";font-family:宋體">（<span>I o / I</span>）<span> </span></span></p><p style="text-align:left"><span style=";font-family:宋體">在這里，<span>L</span>是路徑長(zhǎng)度（<span>2.1 m</span>）。</span></p><p style="text-align:left"><span style="font-size:16px;font-family:宋體"> <img src="https://img69.hbzhan.com/gxhpic_40c7a7025a/dad3ae7f7c25ee013103c1a009756719f171a5c07e7aadef012c4e629093b911601a189e59090b17.jpg" title="1-20051Q61100C6.jpg" alt="1-20051Q61100C6.jpg"/></span></p><p style="text-align:left"><span style="font-size:16px;font-family:宋體"> </span></p><p style="text-align:left"><span style="font-size:16px;font-family:宋體"> </span></p><p style="text-align:left"><span style=";font-family:宋體">顆粒消光是兩個(gè)因素的總和：氣溶膠吸收和散射。在黑碳光度計(jì)的較長(zhǎng)波長(zhǎng)（<span>880 nm</span>）處，吸收是消光的重要因素。在污染的城市空氣中，儀器在<span>880 nm</span>處的響應(yīng)主要?dú)w因于黑碳的吸收。在儀器的較短波長(zhǎng)（<span>405 nm</span>）處，散射占主導(dǎo)地位，儀器響應(yīng)更能指示總氣溶膠濃度。<span> <br/> <img src="https://img69.hbzhan.com/gxhpic_40c7a7025a/dad3ae7f7c25ee013103c1a009756719bb2bbf8440def8d6ea6fc0cce884754deedfcc71e654bc6b.jpg" title="1-20051Q61122938.jpg" alt="1-20051Q61122938.jpg"/> <br/> </span></span></p><p style="text-align:left"><span style="font-size:16px;font-family:宋體">SAG: 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