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- ether bond content 醚键含量
- The structure and dual bond content of prepolymer have been analysed by IR. 用红外光谱法解析了预聚体的结构特征及双键的含量;
- Poly(ether imide)(PEI)is a modification kind of high performance polymer,which adds a ether bond to macromolecular chain of polyimide(PI). 聚醚酰亚胺(PEI)是在聚酰亚胺(PI)链上引入醚键形成的一类高聚物。
- Poly-carboxylic water-reducer is a polymer with sulphonic group and carboxy group and ether bond was indicated by Infrared absorption spectra. 经红外光谱分析表明，聚羧酸系减水剂是具有磺酸基、羧酸基、醚键的聚合物。
- Three phenylalkyl substituted hydroquinones were synthesized from 1,4 dimethoxybenzene by Friedel Crafts acylation, Huang Minlon modification reduction and cleavage of ether bond. 以1,4-二甲氧基苯为原料,经傅氏酰基化反应、黄鸣龙改良还原、醚键的断裂三步反应合成了3个苯烷基对苯二酚。
- With the absence of oxygen, branched alkaline would be produced.Whereas when oxygen was available, some other structures like hemiacetal, ether bond were produced. 其中无氧条件下可能发生侧链烷烃交联而形成支链，在有氧分子参与的情况下，反应进一步进行形成一些架桥结合，诸如半缩醛、醚键等等。
- Because of the unstability of ether bonds, the weight loss of composite increases at high temperature. 由于醚键的高 温不稳定性，使产物在高温下的热失重有所增大。
- Results show that free sulfhydryl and disulfide bond contents, ultraviolet spectrum, and fluorescence spectra of wheat germ globulin are changed significantly after ultrasound treatment. 结果表明：经超声波处理后，小麦胚芽球蛋白的巯基和二硫键含量、紫外光谱和荧光光谱均发生了显著的变化。
- Keywords dibenzyl ether bond resol;melt intacalation;nanocomposites; 关键词二苄基醚酚醛树脂;熔融插层;纳米复合材料;
- A whiff of ether will put you out in a few seconds. 一剂乙醚几秒钟后就会使你失去知觉。
- You need a strong adhesive to bond wood to metal. 需要强力胶才能把木料粘在金属上。
- Teaching content should be concise. 教学内容要少而精。
- This glue makes a good firm bond. 这种胶水粘得很结实。
- Common tastes form a bond between the two men. 共同的爱好使两人结交为朋友。
- He is quite content with his present fortune. 他对自己目前的境遇颇为得意。
- The bond that binds the smugglers together is a rope of sand. 把走私犯联接起来的是条沙做的绳子，一碰就碎。
- You should be well content with your daughter. 你应该对你的女儿感到满意。
- Personally, I am quite content with Scotland. 就我个人而言，我对苏格兰挺满意。
- Common interests formed a bond between us. 共同的利益把我们联系在一起。
- Identity of interests is the bond that unites them. 利害的一致是把他们联合起来的纽带。
