Principles of industrial hygiene provides an introduction to the field of industrial hygiene and to occupational health in general.
工业卫生原理课程大致介绍了工业卫生和职业卫生领域。
With the matured of domestic EPC general contracting market, a growing number of professional industrial design institute has begun to enter the field of general contracting works.
随着国内EPC总承包市场逐步走向成熟，越来越多的专业工业设计院开始进入工程总承包领域。
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