单选题The bore of a diesel engine cylinder describes the （）Aswept volume of the cylinderBinside diameter of the cylinderCpiston displacement in the cylinderDlength of the piston stroke
单选题
The bore of a diesel engine cylinder describes the （）
A
swept volume of the cylinder
B
inside diameter of the cylinder
C
piston displacement in the cylinder
D
length of the piston stroke
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