详细情况请参考符合生产商事故预防要求的操作人员安全防护指南。

The detailed circumstance invites a reference to meet to produce a company trouble a prevention a request of operation personnel safe protection guidebook.

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目的：探讨长期从事激光工作的人员是否有心血管系统的职业危害，为安全防护提供参考。

Objective: to explore whether there is occupational harm to cardiovascular system of personnel engaged in long term laser work and offer reference of safety protect.

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三里岛的安全防护设施及时对故障作出反应，使反应堆得以安全关闭，未造成任何人员伤亡。

At Three Mile Island the safeguards caught the breakdown and the reactor was safely shut down with no loss of human life.

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