英语词汇friction sheave怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	friction sheave
释义	friction sheave 简明释义摩擦盘，刹车鼓双语例句 1 This paper presents design thinking, operation and structure of a load self - locked brake type elevator which features endless stroke, single sheave and rope - groove friction. 摘要介绍1种直重机械中的无限行程单卷盘回转型绳槽耦合式负载自锁制动提升机的设计思想、工作原理和结构形式。
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