【名词&注释】
中国船级社(china classification society)、主管机关(competent authorities)、国家海事局
[单选题]对货物状态控制说到底就是保证货物的()受到控制。
A. 状态
B. 质量
C. 稳定
查看答案&解析
举一反三：
[单选题]_______is usually driven by the engine camshaft and supplies pilot air to the cylinder air start valve.
A. An air receiver
B. An operating valve
C. An automatic valve
D. An air distributor
[单选题]Why is it necessary to warn engine room personnel before activating the fixed CO2 system?
A. To make them aware there is a fire
B. To let them know they should leave the engine room
C. To prevent possible injury from frostbite
D. To make them aware that ventilation will automatically stop
[单选题]我国实施ISM规则的主管机关是______。
A. 港口部门
B. 中国船级社
C. 国家海事局
D. 船公司
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