Reuse of Fasteners

Ib imqhov tseem ceeb rau remember; feem ntau koj yuav tsis paub whether los tsis yog lub fastener tauyua ielded. Tshwj xeeb tshaj yog nyob rau hauv qhov tseem ceeb zaumuations,yKoj yuav tsum tsis txhob rov siv lub fastener tshwj tsis yogykoj puas paub the fastener yeej tsis tauyua ielded.