Nthawi zambiri amatchedwa neo, newdymium osowa kwambiri padziko lapansi ali ngati mphamvu zapamwamba - ndizolimba kwambiri. Zoperekedwa m'makalasi opitilira 50, ndi zinthu zosankha zikakhala bwino kwambiri. Neo nthawi zambiri amakhala. Kutentha kwakukulu kwa ntchito ya zinthuzi ndi kokwanira 125 ° - 150 ° C.
Chithandizo: L / C, Westerm Union, D / P
Kaya muli ndi zojambula zanu kapena mukungofuna kuwongolera, akatswiri athu amakuthandizani kukuthandizani m'njira yoyenera. Ingoimbirani ndipo tidzawunikiranso zomwe muli nazo komanso anzanu. Monga nthawi zonse, tikulonjeza tidza ...
Yambirani Kupereka Mapautso a Zaka 30