氯甲烷系統 的英文怎麼說
中文拼音 [jiǎwánxìtǒng]
氯甲烷系統
英文
methyl chloride system- 氯 : 名詞[化學] chlorine (17號元素, 符號cl)
- 甲 : Ⅰ名詞1 (天乾的第一位) the first of the ten heavenly stems2 (爬行動物和節肢動物身上的硬殼) she...
- 烷 : 名詞[化學] (有機化合物的一類) alkane
- 系 : 系動詞(打結; 扣) tie; fasten; do up; button up
- 統 : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
- 甲烷 : [有機化學] methane; fire-damp; methyl hydride marsh gas
- 系統 : 1. (按一定關系組成的同類事物) system 2. (有條理的;有系統的) systematic
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The study conducted research on the following four fields : firstly, the characteristics of the interfacial polymerization system of piperazine aqueous solution / trimesoyl hexane solution were systematically investigated. the results show that at a certain molar ratio between the two monomers, piperazine and trimesoyl, at the two phase interface, a dense functional layer of ultra low pressure, high permeating flux and high salt rejection formed by controlling the time of interfacial polymerization, such as the composite membrane ( i ), the concentration in water phase is 0. 4 %, and 0. 1 % in organic phase, and the polymerization time is 1 minute
本文主要進行了四個方面的研究,首先系統分析和研究了哌嗪水溶液均苯三甲酰氯正己烷溶液界面聚合體系特徵、界面聚合反應中各影響因素對膜性能的影響等,結果發現,當界面處兩相單體(哌嗪和酰氯)分子摩爾比為某一比值時,通過控制界面聚合時間(有機相處理時間) ,可以形成超低壓高通量高脫鹽的緻密功能層,如復合膜( ) ,水相濃度為0 . 4 ,有機相濃度為0 . 1 ,聚合時間1min 。Plastics piping systems - unplasticized poly vinyl chloride pipes - test method for the resistance to dichloromethane at a specified temperature
塑料管道系統.未增塑聚氯乙烯管件.規定溫度下抗二氯甲烷的試驗方法
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