epoxidation是什么意思

Epoxidation and oxidation gave the racemic C 18 - juvenile hormone.通过环氧化和氧化就得到外消旋的含十八个碳的昆虫返动激素.In the epoxidation, chloroform and t butanol gave the best results.在环己烯环氧化反应中, 以氯仿和叔丁醇为溶剂时,环氧化反应的结果最好.Recent progress on asym...

epoxidation的音标：epoxidation的英式发音音标为：[epɒksɪ'deɪʃən]epoxidation的美式发音音标为：[epɒksɪ'deɪʃən]...

Add whatever doodads you can to the surface to increase wind resistance.在车子外随便装些什么小玩意儿,增加风阻.What are those little doodads on your desk?你桌子上的那些小玩意儿是什么?A default directory, pathing has been removed but no new doodads are c...

The crews of the Card and its consorts had eaten Christmas dinner in Casablanca before sailing.在起航前“卡德”号和僚舰上的官兵已在卡萨布兰卡吃了圣诞晚餐.Before they were replaced by steamships, sailing vessels like Cutty sark were used to carry tea...

tyre的复数形式为：tyres...

seller的复数形式为：sellers...

n.自我克制，放弃，抛弃，（对子女等的）拒绝承认...

thirteenth的音标：thirteenth的英式发音音标为：[ˌθɜ:'ti:nθ]thirteenth的美式发音音标为：[θə'tinθ]...

v.张开( splay的第三人称单数 )...

n.使货币废止通用，使通货废止使用...

accept的一般过去时为：accepted...

The group includes flavonoids, benzophenones, some coumarins, lignans, condensed tannins, and stilbenes.这一组中包括黄酮类化合物, 二苯甲酮 、 一些香豆素 、 木质素 、 缩合单宁和芪.Flaxseed: Flaxseeds are especially beneficial because of their remarkable ...

Bevel gears: gears which connect two shafts at right angles.伞齿轮: 连接直角相交两轴的齿轮.The bevel milling cutter for cutting groove of oil casing - pipes was designed.设计了用于油气田管道坡口切割的角度铣刀.Precision forging technology is developed ra...

“半翅类”的英语可以翻译为：Hemiptera ...

n.纪元，时期，新时代，世...

belly的近义词/同义词有：paunch, stomach, abdomen, stomach, paunch, balloon, creep, abdomen。n.belly的近义词（腹,腹部）：paunch, stomach, abdomen。belly的近义词（其他释义）：stomach, paunch, balloon, creep, abdomen。...

classman的音标：classman的英式发音音标为：[k'lɑ:smæn]classman的美式发音音标为：[k'lɑsmæn]...