... 中文名:PA塑料（尼龙），英文名称:Polyamide PA塑料成型性能： 1.结晶料，熔点较高，熔融温度范围窄，热稳定性差，料温超过300度、滞留时间超过30min即分解。较易吸湿，需干燥，含水量不得超过0.3%. 2
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Asymmetric reverse osmosis (ro) polyamide (pa) composite membrane may be modified by means of solvent processing technique into pervaporation (PV) membrane for separating organic aqueous solution.
非对称性的反渗透(RO)聚酰胺(PA)复合膜可以通过溶剂处理方法改性成为渗透汽化(PV)分离有机物水溶液的均相膜。
In recent year, PA polyamide, white cardboard, electronic mesh screen and other projects of relatively high technical levels have been launched into production one after another.
近年来，锦纶、白卡纸、电子网目板等技术水平较高的项目相继投产。
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