1)closed tube,封闭管2)closed management,封闭管理3)Closed pipeline,封闭管道4)whole closed management,全封闭管理5)velocity distribution of pipes,封闭管道内速度分布6)totally enclosed fan cooled machine,全封闭管道通风式电机
用法例句
The paper introduces closed management of slab yard and some work having been done such as enriching the varieties of charging and optimizing the structure of charging.
