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1. This automatic rail trimming machine is designed to quickly and accurately adjust the height of railwaytracks.
这台自动铁路修剪机设计用来快速而准确地调整铁路轨道的高度。
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2. The engineers used this machine to trim the edges of the tracks, ensuring they were perfectly parallel.
工程师们使用这台机器来修剪轨道的边缘，确保它们完美平行。
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3. The machine's precision features make it an essential tool for maintaining the safety and efficiency of railway operations.
这台机器的精确功能使其成为维护铁路运营安全和效率的必要工具。