Kodi ntchito kuyeretsa bolodi dera? Kodi kuchotsa rosin ku bolodi dera? Tiyeni titsatire China pcb sapulayakuti amvetse:

Ngati bolodi la dera likuyeretsedweratu ndi makina oyeretsera akupanga, kuyeretsa kumakhala koyera kwambiri. mwa kuyeretsa pamanja ndikuchedwa, kuyeretsa pamanja sikuyera.

M'mene mungachotsere bwino rosin ku board board? M'malo mwake, zosavuta, kugwiritsa ntchito akupanga kuyeretsa makina cavitation mfundo ndi mankhwala amachitidwe, kuphatikiza rosin zotsatira barbar.

Zomwe zili pamwambazi ndizoyambira: njira yoyatsira njira yoyang'anira bolodi, ndikhulupilira mungakonde; Ndife fakitala ya china pcb, ngati mungafune makina oyang'anira dera, pcb china china , tikukulandirani ~