开发了与钢管减径过程相关的辅助工艺系统，能够用来确定轧辊的速度制度及张力系数等。
A process design system for tube reducing process has been developed to determine the roll speeds and tension coefficients at individual rolling stands.
粉碎速度快，全程封闭，改善工作环境，采用不锈钢制轧辊，采用特殊齿形和特殊加工工艺，提高粉碎质量。
Crush fast, seal entire journey, improve the working environment, adopt the stainless steel roller, use the special tooth shape and special processing craft, enhance the smashing quality.
测试和分析了纺丝速度、轧点面积和轧辊压力对纺粘热轧滤膜透水率的影响。
The influences of spinning speed, bonding area and roller pressure on the permeability performance of PET spun-bonded prefabricated vertical drain filters were tested and analyzed.
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