The pre-assessment of labour safety and hygiene of projects is a work of importance, which can help promote the design of labour safety and hygiene of projects.
建设项目劳动安全卫生预评价制度是一件很有意义的事情，它对今后建设项目的劳动安全卫生设计工作起到积极促进作用。
The pre-assessment of labour safety and hygiene of projects is a work of importance, which can help promote the design of labour safety and hygiene of projects.
建设项目劳动安全卫生预评价制度是一件很有意义的事情，它对今后建设项目的劳动安全卫生设计工作起到积极促进作用。
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