
【名词&注释】
柴油机(diesel engine)、氧化剂(oxidant)、可燃物(fuel)、活塞环断裂(piston ring breakage)、气胀式救生筏
[判断题]凡是能与空气中的氧气或其他氧化剂发生燃烧反应的物质称为可燃物。
查看答案&解析
举一反三:
[单选题]互见中,同舷受风的两帆船相互驶近,构成碰撞危险,下列说法错误的是:I、任何情况下,上风船均应给让下风船让路;II、任何情况下,下风船均应给让上风船让路;III、两船避让责任相同
A. I
B. II
C. II、III
D. I、II、III
[单选题]lower the gangway
A. 调整舷梯
B. 放舷梯
C. 收舷梯
D. 摆动舷梯
[单选题]V型柴油机在拆装活塞时,最容易出现的损伤是________。
A. 活塞环断裂
B. 连杆大端碰伤缸套
C. 活塞卡在缸套内
D. 连杆大端碰伤曲轴
[单选题]气胀式救生筏在顶蓬撑起时,应能经受从筏底以上到多少米的高度反复蹬跳:
A. 3.5米
B. 4.5米
C. 5.5米
D. 6米
[单选题]Which radio equipment is not necessary for the ships sailing in the sea area A2?
A. MF DSC
B. VHF radio telephone
C. VHF DSC
D. VHF EPIRB
[单选题]If a used lube oil analysis indicates excessive chromate content, this means
A. air filtration is inadequate
B. engine coolant is leaking into the lube oil
C. fuel oil is leaking into the lube oil
D. the piston rings are excessive worn
[单选题]检疫官员
A. chief engineer
B. sanitary officer
C. second engineer
D. third enginer
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