查询词典 metaphenylene

It includes the following steps: polymerizing 2, 4-dihydroxyl metaphenylene diamine hydrochloride, diamine monomer and dipic acid anhydride to gain the polyimide that contains hydroxy on the molecule chain, making the hydroxyl take esterification reacting with acyl chloride and acrylic acid to gain polyimide photosensitive material that has negative photonasty.

该聚酰亚胺光敏材料以2，4-二羟基间苯二胺盐酸盐，二胺单体和二酸酐为原料进行聚合，得到分子链上含羟基的聚酰亚胺，然后使羟基与丙烯酸及其衍生物的酰氯发生酯化反应，得到具有负性感光性能的聚酰亚胺光敏材料。

Phenol aldehyde-epoxy resin Bisphenol-F type epoxy resin GFRP Adhesive Metaphenylene diamine Butyl glycidol ether

酚醛环氧树脂；双酚F环氧树脂；玻璃钢；胶粘剂；间苯二胺；丁基缩水甘油醚

Reverse osmosis composite membrane was prepared by interfacial polymerization of metaphenylene diamine with trimesoyl chloride on the surface of polysulfone support.

以聚砜超滤膜为支撑膜，间苯二胺为水相功能单体，均苯三甲酰氯为油相功能单体，通过界面聚合法制备了反渗透复合膜。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。