Crankshafts yuav muaj nyob rau hauv ib tug ntau yam ntawm cov cuab yeej thiab cov khoom siv, los ntawm xaws machine thiab xaum sharpeners kom haib diesel xyaw. Nyob rau hauv ib lub cav, hnyav sis tsis ncaj coj thiab tsim kua muag rau bearings yuav ua rau crankshaft lub longitudinal straightness hloov lub sij hawm. This process is called “deflection.” It may not be visible to the naked… nyeem ntxiv »