On the base of analysis and comparison, the thermal conductivity type of gas meter was considered the most promising field fumigant concentration detector.
经过比较分析，热导气体检测仪被认为是最有应用前途的现场熏蒸剂气体浓度检测仪。
The optical analysis method of gas concentration has advantages of large measurement range, high precision, untouched on-line measurement and so on.
气体浓度光学分析方法具有测量范围宽、精度高、非接触在线测量等优点。
Their symptoms, venous blood pressure, calcium concentration, ACT and blood gas analysis were monitored during hemodialysis.
透析期间观察患者症状、静脉压、血钙浓度、活化凝血时间(act)和血气分析的变化。
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