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- Keywords 3;5-bis(trifluoromethyl)acetophenone;5-bis(trifluoromethyl)aniline;diazotization;acetaldoxime; 双三氟甲基苯乙酮;5-双三氟甲基苯胺;重氮化;乙醛肟;
- Keywords trifluoromethyl acetophenone;trifluoromethyl aniline diazonium salt;new synthetic method; 三氟甲基苯乙酮;三氟甲基苯胺重氮盐;新合成方法;
- Keywords chiral derivatizing agent;2 methoxy 2 trifluoromethyl 2 phenylethylamine;synthesis;resolution;13 CNMR; 手性衍生化试剂;2-甲氧基-2-三氟甲基-2-苯基乙胺;合成;拆分;13CNMR;
- Keywords bicalutamide;methyl methacrylate;4 fluorothiophenol;2 trifluoromethyl 4 aminobenzonitrile;m chloroperoxybenzoic acid;synthesis;non steroidal antiandrogen; 比卡鲁胺;2-甲基丙烯酸甲酯;4-氟苯硫酚;2-三氟甲基-4-氨基苯腈;间氯过氧化苯甲酸;合成;非甾体抗雄激素类药物;
- Will 2,000 dozens be enough for selling? 两千打够卖吗?
- The counselor bilked his clients out of$2 million. 那位顾问从他的顾客那里骗取了200万美元。
- Every afternoon the baby takes a nap for 2 hours. 每天下午宝宝都要睡两个小时。
- He added 2 gallons of fuel to his car. 他给汽车加了2加仑油。
- She demonstrated that 2 and 2 are four. 她证明2加2等于四。
- If you subtract 2 from 8, you get 6. 8减去2是6。
- The book will run to nearly 2,000 pages. 这本书将厚达两千页之多。
- The bridge is almost 2 kilometers long. 这座桥差不多有两公里长。
- The diameter of the tree-trunk is about 2 meters. 这树干的直径大约是2米。
- This fossil may be over 2 million years old. 这化石可能超过二百万年了。
- The bridge is almost 2 kilometres long. 这座桥差不多有两公里长。
- The doors were numbered 2,4, 6 and 8. 这些门编为2、 4、 6、 8号。
- A lamb with 2 tails is a freak of nature. 有两条尾巴的小羊是畸形的。
- He condensed his report from 2,000 words to 1,000. 他将报告从两千字压缩到一千字。
- I couldn't manage 2 weeks' holiday this year. 今年我不能安排两周的假期。
- We can win the rubber 2 games to nil or 2-1. 我们可以以2比零或2比1赢得这三局两胜的比赛。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries