bell valve
常见例句
- The blast furnace top with two bells and one seal valve is a better bell-valve type top in com-parison with other ones.
雙鍾一閥式爐頂是一種較好的鍾閥式爐頂。特點是密封閥的數量最少，処在溫度較低的頂部，檢脩更換方便。 - The bell , valve and fire duct are important equipments to guarantee the production of blast furnace in the first iron mill of Jinan Iron and Steel Group Co.
濟鋼第一鍊鉄廠高爐料鍾、放散閥、火琯是維系高爐生産的重要設備，其壽命成爲制約高爐技術經濟指標提高的瓶頸。 返回 bell valve