QMn2 QMn5 QZr0.2 QZr0.4 QCr1 QCr0.5 QCr0.5-0.2-0.1
QMn2QMn5QZr0.2QZr0.4QCr1QCr0.5QCr0.5-0.2-0.1QCr0.6-0.4-0.05QCd1QMg0.8QFe2.5)
深圳市金晟钢材经营部
业务 QQ: 703657942