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The rollers roll along the contour.
滚筒辊沿等高线。
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Water is also used as a coolant for rolling - mill roll to maintain their contour and lengthen their service life.
热轧机的轧辊也需用冷却水来保持轧辊的外形和延长它的使用寿命。
There is definite innovation on the research of work roll contour.
在工作辊辊型的研究上具有一定的新颖性。
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