... preparatory measure 初步措施 preparatory response 预备反应 preparatory set 预备定势 ...
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emergency response preparatory plan 应急预案
·2,447,543篇论文数据，部分数据来源于NoteExpress
The respiratory response of 338 cotton workers was surveyed together with determinations of air concentrations of inhalable dust and endotoxin in the spinning preparatory workplaces.
本文对338名棉工进行了呼吸道反应调查。并测定了车间空气中粉尘浓度及内毒素浓度。
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