Addition Agent
แปลว่า(english) 1) Any material added to a charge of molten metal in bath or ladle to bring alloy to specifications, 2) reagent added to plating bath.
หรือคุณกำลังค้นหา Addition Agent, Age Hardening, boring-bit, Boring, bricg-layar, wash boring, boring(1), boring log, boring bar, hand boring, Brine