题目内容

当船舶发生火灾时,总指挥是船长,现场指挥是大副或轮机长(机舱火灾时)。

A. 正确
B. 错误

查看答案
更多问题

1000BASE-SX标准的千兆以太网在使用62.5微米的多模光纤时,连接距离可达()米。

A. 25
B. 275
C. 440
D. 550

掘进工作面在过老空区、老巷、断层、()和岩性突变地带等应有针对性措施。

Fighting a rig fire in a watertight compartment with hoses could reduce the stability of the rig by().

A. progressive downflooding
B. reducing the level of drill water from the storage tanks
C. causing a list due to the water in the compartment
D. reducing the KG to minimum allowable

用电火花点燃甲烷和空气的混合物时,当点火能量为0.18mJ,该混合气体便着火。

A. 正确
B. 错误

答案查题题库