Daim ntawv fastening tshuab nrog mechanical caj npab

Lub tshuab no yog tsim los ntawm peb lub tuam txhab thiab tuaj yeem tsim cov ntawv sawb ntsia hlau thiab offset ntsia thawv taub hau ntawv sawb ntsia thawv.Nws tseem tuaj yeem tsim cov txiv ntoo tsis siv neeg thiab ib nrab tsis siv neeg txiv ntoo nrog cov ntawv tshem tawm cov ntsia hlau, Cov ntsia hlau kab lub kaum sab xis yog kho tau los ntawm 28 txog 34 degree.Tus ntsia thawv deb tuaj yeem kho tau.Nws muaj qhov tsim nyog tsim thiab zoo heev.