How to say 活塞 in English?
A. Piston rod.
B. Piston.
Cylinder head.
D. Valve.
How to say 连杆 in English?
A. Connecting rod.
B. Camshaft.
Crankshaft.
D. Piston rod.
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.