【导读】
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1. [单选题]______, where the ship is docked for hull coating renewal, and for any other required underwater work to be carried out, when the opportunity is taken to make other repairs.
A. Voyage repairs
B. Routine docking
C. Damage repairs
D. Conversion
2. [单选题]Some cranes are mounted in pairs on a common platform. which can be rotated through_____.
A. 360o
B. 270o
C. 180o
D. 90o
