A metal has a crystalline structure.

金属具有晶体结构。

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It was found that the crystalline structure of sPP was different from that of iPP.

发现间规聚丙烯具有与等规聚丙烯不同的结晶结构。

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It was found that the crystalline structure of sPP was different from that of iPP.

发现间规聚丙烯具有与等规聚丙烯不同的结晶结构。

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