block clear meaning in English
闭塞区间开通
Examples
- Air cannon block clearer is a special device used to prevent and remove the material blast and block of all kinds of bunker , hopper , cement preheating furnace , pipeline y section and mine drawshaft and drawslope
空气炮清堵器是防止和消除各类型料仓，料斗、水泥预热器窑和管道分叉处及矿山溜井、溜坡的物料起拱，粘仓闭塞等现象的专用装置。