The finished flax yarn and polypropylene filament composite material has good tensility, impact-resistant property and energy absorption property, etc.
所制成的亚麻纱与聚丙烯长丝复合材料具有优良的拉伸性能和抗冲击能量吸收性能等特性。
The hollow structure of Polypropylene Corrugated Sheet and its impact-proof, compression resistant characteristic is suitable for bending, folding and packing.
聚丙烯波形板的空心结构和它的抗冲击，耐压特性使之适合弯曲、折叠、包装。
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