How to say 连杆 in English?
A. Connecting rod.
B. Camshaft.
Crankshaft.
D. Piston rod.
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How to say 喷油嘴 in English?
A. Fuel oil pump.
B. Fuel oil atomizer.
Cylinder oil lubricator.
D. Safety valve.
How to say 活塞环 in English?
A. Piston ring.
B. Piston head.
C. Piston skirt.
D. Piston rod.
How to say 凸轮轴 in English?
A. Crankshaft.
B. Camshaft.
C. Tail shaft.
D. Middle shaft.
Which of the following words is 曲轴?
A. Crankshaft.
B. Camshaft.
C. Tail shaft.
D. Middle shaft.
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