复合次数 meaning in English
compound frequency
Examples
- Technique and condition of developing membrane such as thickness of support layer , concentration of coating solution , coating time , ph value of coating solution , concentration of small molecular additive in coating solution , concentration of cross - linking agent , cross - linking time and composite times were studied
对制膜工艺条件如基膜厚度、涂层液浓度、浸涂时间、涂层液ph值、涂层液中小分子添加剂的含量、交联剂类型、交联剂浓度、交联时间及复合次数对纳滤膜性能的影响进行了研究。