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单选题
If the bedplate was too rigid, then as the hull flexed, the （）, which secure the engine into the ship would be likely to break, and there would be a danger of the bedplate cracking.
A
through bolts
B
jack bolts
C
holding down bolts
D
tap bolts
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单选题The main function of tie rods in the construction of large, low speed diesel engines is to（）.A
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单选题To prevent a wooden hull from leaking you caulk it（）.A
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单选题If the bedplate was too rigid, then as the hull flexed, the （）, which secure the engine into the ship would be likely to break, and there would be a danger of the bedplate cracking.A
through boltsB
jack boltsC
holding down boltsD
tap bolts
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a sumpC
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transverse girdersC
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The hull is divided into a number of gastight compartments.C
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The hull is divided into a number of tight compartments.
考题
单选题The lube oil in the bearings is drawn from a （）, usually located in the bedplate.A
tankB
sumpC
vesselD
bottle
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