阿摩線上測驗
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試卷名稱：114年 - 114-3 航海人員測驗_二等管輪：輪機工程(包括推進裝置、輔機與輪機英文 )概要#130416
年份：114年
科目：輪機工程(概要)（包括推進裝置、輔機與輪機英文）
8. One kind of tools which are in common use for daily maintenance works on the ship is the one-piece with a U-shaped opening that grips two opposite faces of a bolt or nut. This tool is often double-ended with different-sized opening at each end. Each end of the tool is often oriented at an angle of around 15 degrees to the longitudinal axis of the handle. Which tool is above description?
(A) Adjustable spanner
(B) Ring spanner
(C) Open-end spanner
(D) Hammer
