Hauv kev tsim khoom lossis kev sib dhos, tab sis tshwj xeeb tshaj yog nyob rau hauv cov ntawv hlau fabrication kev lag luam, xaiv txoj cai fasteners yog qhov tseem ceeb. Muaj ntau ntau hom fasteners nyob rau hauv kev ua lag luam, txhua tus tsim rau ib daim ntawv thov tshwj xeeb thiab cov khoom siv, thiab ua kom zoo c ...
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