... leg pipe 风口装置肘管 lengthwise rolling 纵轧 lepidolite 锂云母 ...
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The principle of the elongation asynchronous rolling and the pattern of lengthwise gauge variation of strips have been studied.
本文针对异步恒延伸轧制的原理和带材纵向厚度精度的变化规律进行了研究；
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