名词
中文翻译：粗砂辊
同义词：
['roughing machine', 'roughing press', 'roughing roller', 'roughing roller', 'roughing roller', 'roughing roller', 'roughing roller']
例句：
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1. This machine is used to smooth the surface of metal sheets before they are cut into sheets.
这台机器用于在金属板材切割前将其表面平滑。
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2. The roughing roller is essential for removing any burrs or imperfections from the surface of the workpiece.
粗砂辊对于去除工件表面的毛刺或缺陷至关重要。
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3. The roughing roller is used in the manufacturing process to create a uniform surface for subsequent processing steps.
粗砂辊在制造过程中用于为后续加工步骤创造均匀的表面。