Crankshaft

Crankshaft yog ib qho tseem ceeb intergral  ib feem ntawm lub cav diesel thiab nws lub zog muaj kev cuam tshuam ncaj qha rau lub cav lub neej.Qhov precision ntawm crankshaft, uas yog qhov tseem ceeb ntawm cov xovxwm, tau xav tau heev.

Xaiv hom lus sib txawv
Cov lus tam sim no:Hmong
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Xa koj qhov kev nug