Lub ttf - 820af cov khoom siv sib txuas nrog cov punching, trimming thiab stiming, nce ntau lawm thiab txo cov zog kev lag luam. Lub transport cov cua sov uas muaj hluav taws xob siv hluav taws xob los ntawm 8%, thiab ntev- lo lus nqi yog qhov zoo dua; Lub 0.5 hli siab {{6} Precision rub {} ± ±}-lub sij hawm tab kaum, tshem tawm cov kev pheej hmoo ntawm hluav taws, thiab ua tiav kev nyab xeeb thiab muaj kev nyab xeeb.
