Three mandatory national standards on key products of steel wire rope are approved to publish.This paper introduces task sources,compilation procedures,and main revisions,and analyzes the expected implementation effect.
关键词
强制性国家标准/钢丝绳/电梯/索道/矿井提升
Key words
mandatory national standard/steel wire rope/lift/ropeway/mine hoisting
维普
万方数据