Vim li cas thiaj siv cov kab kos saum npoo av? vim 6

Ntau hom kev sib piv

Ib yam li cov txheej txheem hlau sib txawv muaj qhov sib txawv ntawm qhov nruab nrab saum npoo tiav, kuj tseem muaj cov phaj sib txawv sib txawv rau cov txheej txheem sib txawv.

Qhov no yog vim hais tias, piv txwv li, edM txiav qhov tsim me me" pits" ntawm qhov kawg ntawm qhov kawg, thaum txoj kev puas tsuaj ua rau nyias nyias, me ntsis arcing kab ntawm qhov kawg ntawm qhov kawg. Txawm tias tus nqi tib yam Ra tuaj yeem saib txawv heev, nyob ntawm cov txheej txheem txiav siv.

Yog li ntawd, nws yog ib qho tseem ceeb kom paub tseeb tias koj tab tom saib ntawm pawg thawj coj sib piv kom tau txais cov txheej txheem zoo.

Cov kev txwv ntawm kev sib piv

Tsis tas li ntawd, pawg thawj coj sib piv tsis pab thaum koj ua tiav qhov qis dua (nqus) qhov chaw tiav, xws li 2 μin lossis 1 μin Ra. Qhov no yog vim hais tias tshwj tsis yog tias lawv nyob rau ntawm qhov loj loj, qhov sib txawv ntawm 2 μin thiab 1 μin Ra (lossis tsawg dua) yuav tsis tseem ceeb.

Yog tias koj daim ntawv thov tshwj xeeb muaj qhov tseem ceeb (piv txwv li, txhua ntu yuav tsum nyob nruab nrab ntawm 10 μin Ra thiab 25 μin Ra), lub rooj sib tham sib piv kuj yuav tsis yog qhov kev xaiv zoo tshaj. Nyob rau hauv cov ntaub ntawv no, kev ntsuam xyuas txhua yam ntawm cov khoom yuav tsum tau ua kom ntseeg tau tias qhov chaw tiav nyob rau hauv cov kev txwv.

Thov hu rau peb ntawm zhang@pride-cnc.com