問題詳情

22. One kind of tools which are in common use for daily maintenance works on the ship is aone-piece wrench with an enclosed opening that grips all the faces of a bolt or nut. The tool isoften double-ended with offset handles to improve access to the nut or bolt. What tool is abovedescription?
(A) Screwdriver
(B) Open-end spanner
(C) Adjustable spanner
(D) Ring spanner

參考答案

答案:D
難度:適中0.534884
統計:A(3),B(9),C(8),D(23),E(0)

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