Manja onse amkuwa a makina osindikizira a QIAOSEN amapangidwa ndi tin phosphorus bronze ZQSn10-1, ndipo opanga ambiri amagwiritsa ntchito BC6 (ZQSn 6-6-3) zamkuwa.
Ubwino: Mphamvuyi ndi yokwera nthawi 1.5 kuposa mkuwa wamba wa BC6, wokhala ndi mphamvu zambiri, kuvala kochepa, komanso nthawi yosunga nthawi yayitali.
Nthawi yotumiza: Apr-23-2023