Design, products of high density frequency, cloth speed, high yield of single class.
变频设计，制品密实度高，布料速度快，单班产量高。
The average price and the high class leaf rate were influenced insignificantly by nitrogen rates and density.
氮用量和密度对均价、上等烟比例影响不显著。
The intercrossing method in repairing old metal pipes usually USES pipe-class high density polyethylene (HDPE) as lining plastic-underlayer pipes.
穿插法修复金属旧管道通常使用管材级高密度聚乙烯(HDPE)作为塑料内衬管。
The intercrossing method in repairing old metal pipes usually USES pipe-class high density polyethylene (HDPE) as lining plastic-underlayer pipes.
穿插法修复金属旧管道通常使用管材级高密度聚乙烯(HDPE)作为塑料内衬管。
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