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Nta ntawm waterproof hlws ris box 1. Ib tug waterproof hlws ris lub thawv rau ib lub teeb, muaj ib tug hauv qab lub thawv thiab lub hau, lub hauv qab lub thawv yog muab nrog ib tug davhlau ya nyob twg hauv nruab nrab ib feem ntawm nws thiab ib tug cable fastening taub hau puag faib rau ob sab ntawm lub davhlau ya nyob twg. puag.Nws yog characterized nyob rau hauv hais tias t ...Nyeem ntxiv»
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Dab tsi yog qhov grounding tooj liab davhlau ya nyob twg thaiv, qhov sib txawv ntawm cov av tooj liab busbar Cov av tooj liab bar yuav tsum tau txuas nrog thiab fastened nrog tooj liab ceev thiab screws ntawm tib yam khoom.Yog li koj yuav tsum siv tooj liab screws.Ground kab busbar tooj liab davhlau ya nyob twg Hlau tooj liab yog siv ...Nyeem ntxiv»
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Dab tsi yog cov txiaj ntsig ntawm cov khoom siv hluav taws xob txuas rau kev xaim?siv li cas?Hauv kev txhim kho tsev txhua hnub, kev nyab xeeb yog qhov tseem ceeb tshaj plaws."Kev ntaus hluav taws xob, dej yaig" taw qhia qhov tseem ceeb ntawm kev zais ua haujlwm.Thaum tib neeg xav tsis thoob, kev nyab xeeb ntawm lub voj voog yog qhov tseem ceeb.Raws li ...Nyeem ntxiv»
