Microporous polypropylene hollow fiber membranes were prepared by the melt spinning and cold stretching (MSCS) method.
采用熔融挤出拉伸法制备了聚丙烯中空纤维膜。
Microporous polypropylene hollow fibrous membranes may be prepared by the melt spinning and cold stretching (MSCS) or thermally induced phase separation (TIPS) method.
对熔融纺丝-冷却拉伸与热致相分离两种制备微孔聚丙烯中空纤维膜的意义、原理、过程、影响因素等进行了评述。
The results show that ASS's yield strength can be improved significantly by cold stretching technique and thus the wall thickness of pressure vessel can be substantially reduced.
由此可大幅减薄压力容器的设计壁厚，实现压力容器的轻型化设计。
The package techniques of heat shrinking and pulling and stretching film for cold fresh meat and for meat products, respectively are development trends in meat industries.
其中冷鲜肉的真空热缩包装技术及肉制品的拉伸膜包装技术是肉品包装技术的发展趋势。
Such as sheet metal blanking, bending, stretching, fine blanking, the cold extrusion of metal parts.
如板材的冲裁、弯曲、拉伸、精冲、冷挤压金属零件。
Warm up by walking or jogging slowly for five to 10 minutes–not by stretching "cold" muscles.
通过5到10分钟的走路或者很慢的放松跑进行热身，而不是通过伸拉你僵硬的肌肉。
The traditional manufacturing methods include powder-sintering, melt-spinning and cold-stretching, thermally induced phase separation, state track etching, non-solvent induced phase separation, etc.
微孔材料的传统制造方法有粉末烧结法、熔融拉伸法、径迹蚀刻法、非溶剂致相分离法等。
The traditional manufacturing methods include powder-sintering, melt-spinning and cold-stretching, thermally induced phase separation, state track etching, non-solvent induced phase separation, etc.
微孔材料的传统制造方法有粉末烧结法、熔融拉伸法、径迹蚀刻法、非溶剂致相分离法等。
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