blast gate
常見(jiàn)例句
- In order to adapt the need of loading and unloading drill rod of iron gate-opening machine for large-scale blast furnace, the new change rock drill machine is designed.
爲(wèi)適應(yīng)大型高爐開(kāi)鉄口機(jī)的裝卸釺桿需要，設(shè)計(jì)開(kāi)發(fā)了新型換釺機(jī)。 返回 blast gate