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【单选题】

Because the tie bolts are so close to the crankshaft, some engines employ （）to hold the crankshaft main bearing cap in position instead of conventional studs and nuts.

A、through bolts

B、jack bolts

C、tap bolts

D、fitted bolts

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更多“Because the tie bolts are so close to the crankshaft, some engines employ （）to hold the crankshaft main bearing cap in position instead of conventional studs and nuts.”相关的问题
第1题
[单选题] The bed-plate is secured in the longitudinal direction by means of bolts known as （）.

A、end-chock bolts  B、side-chock bolts  C、through bolts  D、tie rods  

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第2题
[单选题] The complete assembly of bedplate, A-frames and cylinder block is held together by （） to form a rigid structure.

A、tap-bolts  B、jack-bolts  C、tie rods  D、fitted rods  

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第3题
[单选题] The crankshaft of diesel engine is supported by （）.

A、tension stretch  B、tie rods  C、through bolts  D、main bearings  

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第4题
[单选题] To prevent excessive （） in the transverse girders, the tie bolts are positioned as close to the center of the crankshaft as possible.

A、thermal stresses  B、bending moments  C、thermal loads  D、surface tensions  

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第5题
[] The correct way to make an eye in a wire rope with clips is to place the clips with the（）.

A、A.first and third U-bolts on the bitter end and the second U-bolt on the standing part  B、B.first and third U-bolts on the standing part and the second U-bolt on the bitter end  C、C.U-bolts of all clips on the bitter end  D、D.U-bolts of all clips on the standing part  

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第6题
[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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第7题
[单选题] The guide shoes are secured to the crosshead by means of（）

A、through bolts  B、end chock bolts  C、side chock bolts  D、tap-bolts  

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第8题
[单选题] The cylinder covers and the liners are bolted together by means of （）.

A、bolts welded into the cylinder head  B、bolts welded into the cylinder frames  C、studs screwed into the cylinder head  D、studs screwed into the cylinder frames  

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第9题
[单选题] The scavenging box is built of a number of sections provided with vertical flanges enabling them （） together to form two blocks.

A、being bolted  B、bolted  C、bolting  D、to be bolted  

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