Xov xwm

Hnub puv ntawm qhov tseem ceeb pib, nyob zoo rau txhua tus, qhov teeb meem ntawm Xiaobian coj koj cov ntsiab lus tshiab, zaub tu tshuab siv npuas dej ntxuav.

Nyob zoo sawv daws, qhov teeb meem no coj koj cov ntsiab lus tshiab, thiab ntau thiab ntau tus neeg paub txog qhov hnyav ntawm cov tshuaj tua kab.

Nias cov saw nrog cov ntiv tes (ntiv ntiv tes nruab nrab thiab ntiv tes ntiv tes) nyob rau hauv nruab nrab ntawm ob lub sprockets, thiab compression npaum li cas yog 4 ~ 9mm raw...