For a ship with longitudinal inclination,an increase in GML causes().
A. list to stabilize at an angle of loll
B. trim to stabilize at an angle of loll
C. trim to increase
D. trim to decrease
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Atmosphere laden with coal dust or grain dust caused by loading these cargoes().
A. require loading operations to be shut down until the atmosphere clears
B. are toxic to human life
C. are subject to spontaneous combustion
D. may be explosive in some concentratio
货车发生换装整理时,须在当日按批(车)编制货运记录。
A. 正确
B. 错误
在调配三工序涂层的颜色时,应该采用“多层喷涂试验”的方法制作试板。
A. 正确
B. 错误
气候恶劣或从事复杂作业时,发票人必须向工作领导人进行安全技术交底。
A. 正确
B. 错误