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單項選擇題

Where is（）(制鏈器螺桿)?

A. compressor bar
B. chain link
C. chain stopper
D. chain locker

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單項選擇題

Each line has a large eye splice at the end. The eye is placed over a （）(系纜樁) .

A.bit
B.guard
C.quay
D.bollard

單項選擇題

The（）（液貨船） includes oil tanker, VLCC, LNG ,etc.

A.chemica lcarrier
B.tanker
C.refrigerator
D.barge

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