polypropylene fiber是什么意思 polypropylene fiber怎么读
polypropylene fiber的用法和样例
- The most important fiber, or most used, is polypropylene.
最重要或者说应用最广泛的纤维是聚丙烯纤维。 - This paper analyzes the improvement mechanism of concrete performance by polypropylene fiber.
摘要分析聚丙烯纤维对混凝土性能的改善机理。
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