名词
中文翻译：Unknown
同义词：
['tracking roller', 'tracking wheel']
例句：
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2.
用于
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3.
用于
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1.The track roller was used to level the ground before construction began.
在施工开始之前，使用了轨道滚轮来平整地面。
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2.The engineer used a track roller to smooth the surface of the tracks.
工程师使用轨道滚轮来平滑轨道表面。
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3. The track roller was essential for maintaining the stability of the railway.
轨道滚轮对于保持铁路的稳定性至关重要。