Cov xov hlau insulated jumper teeb tsa yog siv los hla thaj chaw ua haujlwm thaum lub sijhawm hloov kho kab thiab kho ib ntus lossis thaum muaj xwm txheej ceev.
1. Ua raws li: ASTM F2321 tus qauv
2. Thaum txhim kho thiab tshem tawm cov clamps jumper, yuav tsum hnav cov roj hmab rwb thaiv tsev kom zoo kom tshem tawm qhov thaiv.