双语例句
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Donglai company is a special company producing precision rolling ball screws.
东来公司是制造精密滚珠丝杠副的专业公司。
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The high quality heavy rail must be produced by high precision rolling technology.
在钢材产量大于市场需求的条件下 ，高精度轧制显得更加重要。
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The paper mainly introduces the principle of colded precision rolling machine and the process parameter.
论述了精碾原理及碾扩工艺参数。
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