题目内容

建筑施工“五临边”防护指什么?

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下列选项中可以起到将直流电源与电网隔离作用的是()。

A. 稳压器
B. 滤波器
C. 整流器
D. 电源变压器

叙述模具工作零件的种类及其作用。

特勤消防站泡沫比例混合器、泡沫液桶、泡沫枪配备标准是1套。

A. 正确
B. 错误

The Company should clearly define and document the master’s responsibility with regard to all the following items except().

A. implementing the safety and environmental protection policy of the Company
B. preparing procedures to respond to emergency situations
C. verifying that specified requirements are observed
D. reviewing the SMS and reporting its deficiencies to the shore based management

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