Kev lag luam xov xwm
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Cov hau kev ntawm kev txo cov ris tsho ntawm excavator taug kev
Taug kev ib feem ntawm excavator yog tsim los ntawm kev txhawb nqa sprockets, taug kev cov menyuam, cov cab kuj tom qab khiav rau qee lub sijhawm, cov ntu no yuav hnav rau qee yam. Txawm li cas los xij, yog tias koj xav tswj nws txhua hnub, ntev npaum li koj siv lub litt ...Nyeem ntxiv -
Yuav ua li cas txuas qhov kev pabcuam lub neej ntawm excavator thoob cov hniav?
1. Kev xyaum tau muaj pov thawj tias thaum lub sijhawm siv cov hniav sib txawv, cov hniav outermost ntawm lub thoob ris 30% sai dua li lub innermost hniav. Nws raug nquahu tias tom qab siv sijhawm siv, sab hauv thiab sab nraud ntawm cov kev zom cov hniav yuav tsum tau thim rov qab. 2. Nyob rau hauv cov txheej txheem ntawm kev siv cov phaw ...Nyeem ntxiv
