How much copper can your smelting factory smelt in a day?
你们这个冶炼厂一天能够熔冶出多少铜来？
How much copper can your smelting factory smelt in a day?
冶炼厂一天能够熔冶出多少铜来？
The article analyzes the application of high voltage frequency converter on the arc furnace dust removal fan in some steel-smelting factory.
分析了高压变频器在某炼钢厂电弧炉炼钢除尘风机中的应用。
应用推荐