... 3、原液特性 Typical properties of PU matrix 4、物料预热 Materials preheat 5、成型条件及反应参数 Typical processing parameters &Reaction parameter ...
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The paper introduces welding technology of type ZY6400/12.5/28 hydraulic support, from several respects of selecting materials preheat before welding, welding process and so on.
从焊接材料的选用，焊前预热、焊接过程和焊后热处理的控制几个方面，着重介绍了ZY6400/12.5/28型液压支架的焊接工艺。
The invention can preheat or cook raw materials in the middle of the digester, so that raw materials in the digester are uniformly cooked and the quality of discrete fiber is high.
本发明能够对蒸煮器中间部分原料进行预热或蒸煮，使蒸煮器内原料蒸煮均匀、分离纤维质量高。
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