This paper studied the structure and properties of propylene-ethylene block copolymer (PP-B) as speciality resin for tubing.

研究了乙丙嵌段共聚聚丙烯(PP - B)管材专用树脂的结构与性能。

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This paper studied the structure and properties of propylene-ethylene block copolymer (PP-B) as speciality resin for tubing.

研究了乙丙嵌段共聚聚丙烯(PP - B)管材专用树脂的结构与性能。

youdao