铺网机是非织造布生产线的关键设备, 直接影响产品的质量.The lapping machine is the important equipment of nonwoven line, affects the quality of products.非织造布生产中使用的机械铺网机,在铺网过程中作往复运动,该运动是平动与转动复合的运动.Cross - Lapping Machine in nonwoven process makes re...
The progresses in five - membered heterocyclic metallocene analogic complexes and their application in olefin polymerization are reviewed.综述了五元杂环类茂金属配合物的研究进展及其在烯烃聚合中的应用....
By now you will have guessed that I'm back in Ireland.你现在应该已经猜出我回到了爱尔兰了。Someone might have guessed our secret and passed it on.有人或许已经猜到了我们的秘密并且将其散布开了。I guessed from his name that Jose must have been Spanish.根据他的名字我猜...
The loch's overflow cascades into the waterfalls of a Japanese water garden.溢出的湖水倾泻而下，形成了一座日式水景花园的瀑布。A waterfall cascades down the cliff from the hills behind.一处瀑布从身后山崖上飞流直下。The women have lustrous cascades of black...