搜题

【单选题】

The connecting rod is fitted between the crosshead and the crankshaftI t transmits the firing force, and together with the crankshaft converts the （）motion to a （）motion.

A、rotary；reciprocating

B、up and down；fore and aft

C、fore and aft；up and down

D、up and down；rotary

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更多“The connecting rod is fitted between the crosshead and the crankshaftI t transmits the firing force, and together with the crankshaft converts the （）motion to a （）motion.”相关的问题

第1题

[单选题] The connecting rod large end bearing shell generally has tags for location and oil grooves round the center of its axial length which correspond with grooves in the （） through which oil is transmitted up the rod to lubricate the small end.

A、connecting rod B、piston rod C、bearing housing D、none of the above

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第2题

[单选题] Which of the following operating conditions can occur when shims are removed from the joint between the foot of a marine type diesel engine connecting rod and the bearing box?（）

A、Decreased connecting rod bearing clearance B、Increased connecting rod bearing clearance C、Decreased compression ratio D、Increased compression ratio

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第3题

[单选题] The main moving parts of a diesel engine consist of the （） and the pistons.

A、bedplate, connecting rods B、crankshaft, the connecting rods C、frames, crossheads D、crankshaft, the cylinder

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第4题

[单选题] The design of （） is similar to that of the main bearing.

A、the block bearing B、the camshaft bearing C、the connecting rod small end bearing D、the connecting rod large end bearing

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第5题

[单选题] The design of the connecting rod large end bearing is similar to that of the mainbearings Whats the meaning of "that" in the sentence above?（）

A、the connecting rod B、large end bearing C、the main bearing D、the design

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第6题

[单选题] On a four-stroke diesel engine, when the piston is driven downwards by the expanding gas, it delivers power to the crankshaft through the （）.

A、thrust block B、sounding rod C、connecting rod D、push rod

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第7题

[单选题] The lower end of each piston rod is reduced in diameter to fit a bore in （）, this being secured to the piston rod by a nut.

A、the crank-web B、the connecting rod C、the main bearing D、the cross-head

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第8题

[单选题] The gas loads on the engine structure are constrained by means of hydraulically preloaded （） which connect the bed plate, frame sections and cylinder jackets into a single unit.

A、connecting rods B、main bearing C、column D、tie rods

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第9题

[单选题] The cast iron guide-ways for （） are attached to the top section and seal off the crankcase.

A、the connecting rod B、the cross-head C、the piston rod D、the air box

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第10题

[单选题] Two rams of the hydraulic gear are linked at their outer ends to （） by a crosshead and swivel block.

A、the piston rod B、the tiller arm C、the connecting rod D、the rudder

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