1. [单选题]The gangway is going to hit the ___ (系缆桩) on the wharf
A. bridge
B. bitt
C. bit
D. bits
2. [单选题]当视图中的轮廓线与重合断面的轮廓线重合时，视图中的轮廓线应( )画出，( )中断。
A. 不连续/应
B. 用双点画线/不
C. 连续/不
D. 用细实线/不
3. [单选题]中版海图上所标注的水深当水深大于31米时，精确到：()
A. 0.1m
B. 0.5m
C. 整米
D. 四舍五入(round off)
4. [单选题]In the event of a small bunker oil spill on deck occurring while bunkering, you should ____.
A. wash down the area immediately with a fire hose
B. wash down the area with kerosene
C. cover the area with absorbent material
D. cover the area with foam
5. [单选题]液压油氧化速度加快的原因不包括________。
A. 油温太高
B. 油中杂质多
C. 加化学添加剂
D. 容积效率低
