论文部分内容阅读
２０ｔ外滚轮式底扇形闸门箕斗通过鉴定１９９５年１０月，煤炭部规划发展司在开滦矿务局主持召开了由石家庄设计院、开滦矿务局基建公司机电制修厂共同研制的２０ｔ外滚轮式底扇形闸门箕斗鉴定会。该设备是在借鉴德国和瑞典产品的基础上研制的一种新型大型箕斗。箕斗立柱...
20t outside the wheel-type bottom gate gate Skip identified in 1995 October, the Ministry of Coal Planning and Development Division hosted the Kailuan Mining Bureau presided over by the Shijiazhuang Institute of Design, K & M Mining Infrastructure Engineering Company jointly developed mechanical and electrical 20t Outer wheel-type fan-shaped gate gate identification will be. The device is based on the products of Germany and Sweden developed on the basis of a new type of large skip. Skip column ...