有奖纠错
| 划词

N,N-diethylaniline was synthesized under normal tempreture with tetraethyl ammonium hydroxide as phase transfer catalyst.

乙烷为原料,用四乙基氢氧化铵作相转移催化剂,在常下合成N,N二乙基

评价该例句:好评差评指正

The paper studied the preparation of bromine from basic Magnesium bromide in the production of maltol and ethyl maltol, the synthesis of bromethyl from bromine, sulfur and alcothol.

研究了以麦芽酚、乙基麦芽酚生产中溴化镁废渣为原料制取;以、硫乙醇合成乙烷方法。

评价该例句:好评差评指正

N,N-diethylaniline was synthesized from aniline with bromoethane using tetraethylammonium chloride as phase transfer catalyst under atmospheric presure.

用四乙基氯化作相转移催化剂可在常下由乙烷合成N,N-二乙基

评价该例句:好评差评指正

用户正在搜索


fibrochondroma, fibro-colonoscope, fibro-colonoscopy, fibrocortex, fibrocrystalline, fibrocyst, fibrocystic, fibrocystoma, fibrocyte, fibrodysplasia,

相似单词


3G, 401(K), a,

声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。

  • 微信二维码

    关注我们的微信

  • 手机客户端二维码

    下载手机客户端

赞助商链接