你可能感興趣的試題

A spark arrestor（）.

A.keeps sparks from falling into an open tank
B.secures covers on ullage openings
C.prevents sparks from getting out of an enging's exhaust system
D.grounds static electicity

單項選擇題

A stay is（）.

A.standing rigging
B.a downhaul
C.a halyard
D.a jib

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A solution to overcome tripping defects is an arrangement of special plates on either side of the flukes, designed to set them in the correct tripping position. These special plates are called（）.

你可能感興趣的試題

A spark arrestor（）.

A stay is（）.

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