又硬又水多又坚少妇18P_性色真人片免费视频_欧美日产国产欧洲一本_无码动漫精品一区二区三区在线_两攻一温润受3p双龙h_亚洲欧美成人aⅴ大片_高潮爽死抽搐白浆gif视频_成人在线观看网址_久久精品国产亚洲?v蜜臀_电影在线免费观看

  • T1320 CO? gas analyzer (non-dispersive infrared method)

    The T1320 carbon dioxide (CO?) analyzer uses the gas filter-related infrared absorption method to measure low-concentration carbon dioxide (CO?) according to Lamber-Beer\'s law through the absorption of the instrument\'s infrared signal in the sample gas and reference gas respectively. CO?).

    View product details
  • GC500 Atmospheric greenhouse gas monitoring system (DID chromatography)

    The GC500 atmospheric greenhouse gas monitoring system relies on the online gas chromatography technology of Belgium ORTHODYNE S.A. and uses a discharge ionization detector (DID) to monitor trace amounts of greenhouse gases and pollutant gases CO?, CH?, N?O, and CO in the ambient air.

    View product details
  • AQMS-GHG Atmospheric greenhouse gas online monitoring system (FID chromatography)

    The AQMS-GHG atmospheric greenhouse gas online monitoring system relies on the GC-FID technology of Belgium ORTHODYNE S.A. to monitor the concentration of trace greenhouse gases and pollutant gases in the ambient air, and complies with the national standard "Online Observation Method of Background Atmospheric Carbon Dioxide and Methane Concentration by Gas Chromatography" (GB/T 31705-2015).

    View product details