基本解释[土木建筑工程]绕绳滑轮英汉例句双语例句Move a pulley set enlarge to return to rope round the route of travel satisfies a steel wire rope to use early elongation of demand.动滑轮组放大回绳轮行程满足钢丝绳使用初期伸长的需要。rope round pulley更多例句专业释义土木建筑工程绕绳滑轮