Chaw tsim tshuaj paus ntawm nyias phab ntsa Mould
Pwm cov khoom tseem ceeb yog 2344, pwm puag yog P20
Peb lub Hoobkas yog spacialized ua nyias phab ntsa pwm, phab ntsa thickness yog los ntawm 0.28mm-0.5mm
Pwm lub neej tuaj yeem ua tau ntau dua 3 lab txhaj tshuaj
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