Rail grinder
01
钢轨打磨机, 轨道研磨机
a machine used to maintain and improve the condition of train tracks by grinding them to ensure smooth and safe operations
例子
Rail grinders are essential for smoothing out irregularities on train tracks, which helps prevent derailments.
钢轨打磨机对于平滑铁轨上的不规则处至关重要，有助于防止脱轨。
The rail grinder operates by grinding away imperfections such as dips and bumps that can develop over time on the tracks.
钢轨打磨机通过磨削掉轨道上随时间可能出现的凹陷和隆起等缺陷来工作。
