... 油缸铰链链轴 Bolt for bearing of cylinder 滚轮装置 Wheel assembly 端部止动装置 End securing device ...
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双滚轮装置可研磨长形射削或冲子。
Double roller unit available for long pin or punch grinding.
机架上还装有上挡泥板、固定连接臂、后挡板和滚轮装置。
An upper fender apron, a fixing and connecting arm, a rear baffle and a roller device are also installed on the rack.
本仪器是基于滚轮法设计出的测量装置，主体结构有以下几个部分组成。
The measuring device is designed as an instrument that based on the rolling-wheel method, the main structure has the following components.
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