two-stopper ladle的意思|示意
美 / /
英 / /
two-stopper包
two-stopper ladle的网络常见释义
双塞棒式铸钢桶 ... 虹吸式钢水包 siphon type ladle 双塞棒式铸钢桶 two-stopper ladle 钢水包空包时间 ladle emptying time ...