Packing can be divided into industrial packaging and consumer packaging.
包装可以分成工业包装和消费包装两种。
Packing can be divided into industrial packaging and consumer packaging.
包装没关系分成工业包装和消费包装两种。
Conical degree spiral packing designed by us has the different principle of design and the different structure with the existing industrial tower packing.
我们自己设计的锥度螺旋填料,设计原理与结构都不同于现有工业塔填料的新型结构填料。
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