名词
中文翻译：Unknown
同义词：
['flattening roll', 'flattening cylinder']
例句：
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1.The machine uses a flattening roll to smooth the surface of the material.
这台机器使用一个压平辊来平滑材料的表面。
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2. The flattening roll is essential for shaping the final product.
压平辊对于成型最终产品至关重要。
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3.The flattening roll is used to remove any excess material from the workpiece.
压平辊用于从工件上去除任何多余的材料。