Using TCM as absorbent, and PRA spectrophotome. try to determine SO_2 in air, due to the air sample was polluted by dust, the SO_2 concentration may be declined.

提出了在采用国家标准方法采集空气样，以四氯汞钾溶液吸收—盐酸副玫瑰苯胺分光光度法测定空气中SO_2时，由于空气受尘污染，可能导致测定数据偏低。

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This weather balloon will mostly measure temperature, air pressure, and wind speed, but others sample the air for the concentration of various gases like carbon dioxide and oxygen.

气象气球主要是用来测定温度，气压和风速的，另外它还能够测出空气中很多种气体的含量，例如二氧化碳和氧气等。

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The plan was to sample nitryl chloride levels in Marine air, which computer models predicted would not exceed 50 parts per trillion.

他们计划对途经海洋的空气进行抽样调查，计算机模型预测这些海洋空气中硝基氯含量不会超过万亿分之五十。

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When operating properly, the monitors constantly sample the air and send data to EPA headquarters, where computers monitor the data and alert officials to unusual readings.

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The school is in the process of patenting a process in which dogs would sample the air left in the wake of travelers passing through an airport terminal.

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The team will sample soil, water and air.

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