研究中的母亲在怀孕期间带上个人空气检测器来检测她们说接触到的多环芳烃的浓度,并接受问卷调查。
The mothers wore personal air monitors during pregnancy to measure exposure to PAHs and they responded to questionnaires.
我们可以根据待分析样品的性质选择不同类型的检测器,在个人的著作中有关于检测器的详尽介绍。
The type of detector to be used depends upon the nature of the compounds to be analyzed and is specified in the individual monograph.
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