Junda cov xuab zeb xuab zeb muaj lub hardness loj, muaj kev sib tsoo zoo, yog li cov pob zeb ntse, yog li cov pob zeb ntse, yog li cov pob zeb ntse, yog li qhov sib tsoo hauv dav hlau txiav, iav sib tsoo, tab sis s s ...
1. Me me pneumatic lossis hluav taws xob xeb. Mas tsav los ntawm hluav taws xob fais fab lossis cov cua compressed, nruab nrog muaj xeb tsim nyog los yog kev txav chaw, kom tau raws li kev xav tau ntawm ntau lub sijhawm. Xws li lub kaum ntse ntse zeb, hlau txhuam, pneumatic rab koob Ruav Tshem Tawm Txheej Txheem, Pneum ...