英语词汇heavy duty roller bearing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	heavy duty roller bearing
释义	heavy duty roller bearing 简明释义重型圆柱滚子轴承，重载滚子轴承网络释义 1 ?重型圆柱滚子轴承重型圆柱滚子轴承双语例句 1 X-shaft guide rail applies the support structure of two guide rails, selects imported heavy-duty roller straight-line guide rail, and has various heavy load-bearing sliding blocks. 轴导轨采用两条导轨支撑结构，并选用进口重载滚柱直线导轨，密布多个高承重滑块。
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