The aim of this safe work practice is to ensure a safe system of work by utilizing the proper personal protective equipment.

本安全规程的目的是通过利用合适的个人保护设备以确保一个安全的作业系统。

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The main causes of the accidents were poor ventilation(22.5%), lack of personal protection equipment(19.8%), lack of safety education (19.8%), and lack of safety work practice(15.3%).

导致中毒事故发生的主要原因是没有密闭通风排毒设备或效果不好（22．5%）、没有个人防护设备（19．8%）、缺乏安全教育（19．8%）和没有安全操作规程（15．3%）等。

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Such controls typically involve the use of local exhaust ventilation, work practice modification, and personal protective equipment in order to reduce exposure potentials.

这些控制一般包括使用局部通风系统、工作实践改善和个人防护用品，来减少暴露浓度。

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