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- ethyl N - (4 - chloro - 5 - cyclopentyloxy - 2 - fluorophenyl) carbamate N-（2-氟-4-氯-5-环戊氧基苯基）氨基甲酸乙酯
- Keywords levofloxacin;ethyl N;N-dimethylaminoacrylate;intermediate;fluoroquinolone;synthesis; 左旋氧氟沙星;N;N-二甲氨基丙烯酸乙酯;中间体;氟喹诺酮;合成;
- He fought in the N African campaign during the last war. 在上次战争中他在北非战役参战。
- To introduce the ethyl group into(a compound). 使乙基化把乙基引入（一化合物）
- That will be a total of eighty N T. 那总共八十台币。
- Rock-'n'-roll was started in the 1950s. 摇滚乐发源于20世纪50年代。
- Rest unclogs our 18th n substitute af. 请取消我方18日的订单，并以下列代替。
- I can't make head (n)or tail of these instructions. 我对这说明书摸不着头脑.
- The family of nine pig it I n one room. 一家九口挤在一间屋里。
- B: I like listening to Rock 'n' Roll. 我喜欢听摇滚乐。
- Go N to kill the dragon and get the blade. 从北边的房间出去，到山洞中杀龙，得炎之剑。
- They were delegates from India to the U. N. 他们是印度派到联合国的代表。
- Both transistors are not of the n. p. n type. 两个晶体管不都是n.;p
- Adjoin two new vertices X and Y to N. 在N中添加两个新顶点X和Y。
- Nouns are marked n in this dictionary. 名词在本词典中用n表示。
- TV:n visade ett program om olika l?nder. 电视演一个关于不同的国家的节目。
- The n vertical planes are called diagonal plane. n个竖直的平面叫做等分面。
- In this paper, N, N-diethylacetate benzylamine has been syathesized from benzylamine and ethyl bromoacetate. 以苄胺和溴代乙酸乙酯为原料，干苯为溶剂，三乙胺为质子吸收剂，合成了N，N-二乙酸乙酯苄胺，产率为80%25。
- N Carolina to Florida and eastern Gulf of Mexico. 产于南卡罗莱纳州到佛罗里达州和墨西哥海湾东部。
- Me thods:Comparing to the ethyl alcohol and natural Harvest clarifier precipitatio n method. 方法:采用乙醇法与汉威斯特天然澄清剂法,对双根口服液进行除杂质的比较研究。
