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- Its preparation method, which mainly reacted by diphenyl amine and sulfur with catalyst, is introduced. 介绍了吩噻嗪的制备方法,主要是二苯胺与硫在催化剂存在下反应的方法。
- Besides, the synthesis of diphenyl ether, diphenyl oxadiazole, diphenyl amine and aza-bis(oxazolines) is also discussed. 另外，还讨论了苯甲醚类、二联苯恶二唑类、联苯胺类与氮杂类等新型双恶唑啉配体的合成。
- A useful trade is amine of gold. [谚]一技在身犹如金矿在手。
- I mind my p's and q's whenever I see him. 每当我见到他我都谨慎行事。
- p-nitroso diphenyl amine 对亚硝基二苯胺
- In English, b, p, m and w are bilabials. 英语中的b、p、m、w为双唇音。
- AB and CD intersect at (the point) P. AB线和CD线在P点相交。
- The time now is 10:00 p, m, sharp. 现在的时间是晚上10点整。
- The "d" in "grandpa" has been lost by assimilation to "p". "grandpa"中的"d"因受"p"的同化而不发音。
- Diphenyl carbonate shows a typical vinyl ester effect. 碳酸二苯酯表现典型的乙烯的酯类的效应。
- It's a two-component amine adduct cured epoxy paint. 一种双组份胺加成固化的环氧涂料。
- The light now shining on P is called incident ray. 射到P点的光叫做入射光线。
- Diphenyl carbonate shows a typical vinyl ester effect . 碳酸二苯酯表现典型的乙烯的酯类的效应。
- Adding other groups at the amine stage may be advisable. 在胺阶段引入其他组可能是有好处的。
- The children were told to mind their P's and Q's. 孩子们被嘱应小心谨慎。
- Diphenyl ether is used as solvent and azeotropied with water. 利用联苯醚作为溶剂,与体系的水分进行共沸回流,达到充分脱水的目的。
- Yibing base Liudai phosphoric acid amine production, marketing. 异丙基硫代磷酸胺的生产、销售。
- She has at last come into her own as p pop-singer. 她终于使自己成为一名流行歌曲演唱家。
- How do you pronounce p - h - l - e - g - m ? 你怎样读“p-h-l-e-g-m”这个单词?
- P>Passionate love is a quenchless thirst. 热烈的爱情是不可抑制的渴望。
