1·The membrane that can withstand such force is made of polyester, polysulfone and polyamide and is held within the white steel cylinders.
能够抵挡这股压力的膜是用聚酯、聚砜和聚酰胺作的，并且固着在白色钢桶之内。
2·It introduces the properties, grades, application and methods of molding and processing of polysulfone produced by Amoco Chemicals Company in USA.
介绍美国阿莫科化学品公司生产的聚砜性能、品级、应用及其成型加工方法等。
3·The molecular weight distribution of sulfonated polysulfone, expressed in terms of intrinsic viscosity distribution, has been determined by GPC method.
本文用gpc法测定了磺化聚砜的分子量分布，它是以特性粘数的分布来表示的。
4·With tubular polysulfone ultrafiltration membrane separation unit treating the produced sewage on the spot, the treated sewage can meet the water injection standard in low permeability oil field.
用管式聚砜超滤膜分离装置现场处理采油污水，经过处理的污水达到了低渗透油田注水标准。
5·A hollow fiber ultrafiltration membrane was prepared by using polyvinyl chloride and polysulfone blends and the dry wet spinning technology.
将聚氯乙烯和聚砜共混，采用干湿纺工艺制备了中空纤维超滤膜。