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单选题
The keel is a ship’s centerline. （）
A
船舶的中线是艉甲板。
B
肋骨是船舶的中线。
C
龙骨是船舶的中线。
D
船舶的中线是正横。
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更多 “单选题The keel is a ship’s centerline. （）A 船舶的中线是艉甲板。B 肋骨是船舶的中线。C 龙骨是船舶的中线。D 船舶的中线是正横。” 相关考题
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（）(富余水深) is the depth remaining under a ship’s bottom.A、Under-keel heightB、Under-keel clearanceC、Under-keel draftD、Under-keel depth
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从水线到船底是“吃水”。（）A、“From the centerline to the ship’s bottom” is “draft”.B、“From the keel to the ship’s bottom” is “draft”.C、The maximum distance from the waterline to the ship’s bottom is “draft”.D、“From the centerline to the ship’s main deck” is “draft”.
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单选题The meaning of slacken her speed is（）.A
increase ship's speedB
slow down ship's speedC
make up ship's speedD
fix up shp's speed
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单选题The two courses of action if the underwater hull of a ship is severely damaged are to plug the openings and to（）.A
dewater the compartmentB
establish and maintain flooding boundariesC
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单选题（）is the depth of the vessel at ship’s side from the upper deck to the lowest point of the keel.A
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increase the ship's officers' knowledgeB
extend the ship's officers' knowledgeC
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the ship is made fastB
the ship‟s first line is sent ashoreC
the ship is dredging anchorD
the ship‟s pilot disembarks
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also called decksB
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ahead and equal to the ship's speedB
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makeB
putC
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get
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When a vessel is alongside the wharf, it’s necessary for the ship to keep a 24-hour deck watch to guarantee the safety of the ship and the cargo.B
When a vessel is alongside the wharf, t’s necessary for the ship to keep a 24-hour gangway watch to guarantee the safety of the ship and the cargo.C
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raised flange at the main deck edgeB
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row of plating nearest the keel
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“From the centerline to the ship’s bottom” is “draft”.B
“From the keel to the ship’s bottom” is “draft”.C
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“From the centerline to the ship’s main deck” is “draft”.
考题
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考题
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1 short blast of the ship's whistleC
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单选题To center a compass bowl in its binnacle，you should have the ship on an even keel，heading north or south，and adjust the screws until（）.A
the compass heading is in line with the lubber's lineB
there is no lost motion in the gimbal ringsC
no change of heading by compass is observed if you raise and lower the heeling magnetD
the gimbal rings do not strike the compass frame when they are tilted
考题
单选题（）(富余水深) is the depth remaining under a ship’s bottom.A
Under-keel heightB
Under-keel clearanceC
Under-keel draftD
Under-keel depth
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