The international monofilament horizontal spinning and vertical spinning technologies were introduced in details.
详述了国外立式纺和卧式纺单丝技术。
Make use of vertical space with this spinning storage system.
好好利用垂直空间，装个三层转盘吧。
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.
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。
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