Triple insulated hlau yog ib qho kev ua haujlwm siab insulated hlau.Cov hlau no muaj peb txheej insulating, nruab nrab yog cov tub ntxhais hlau, thiab thawj txheej yog golden-daj polyamine zaj duab xis nrog lub thickness ntawm ob peb microns, tab sis nws muaj peev xwm tiv taus 3KV pulsed high voltage, s ...
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