acetophenone的意思

Methods: α - Bromo - 4 - benzyloxy acetophenone is synthesized with 4 - hydroxy acetophenone and bromonium as materials and methanol as solvent.方法: 以甲醇为溶剂,以对羟基苯乙酮和溴为原料制备了α - 溴-4-苄氧苯基苯乙酮.Thus , this reduced temperature of...

Thus , this reduced temperature of reaction and increased the rate of acetophenone.降低反应温度,提高了苯乙酮的收率.Objective: A new approach to prepare α - bromo - 4 - benzyloxy acetophenone was introduced.目的: 报道一种合成α - 溴-4-苄氧苯基乙酮的新方法....

acetophenone的音标：acetophenone的英式发音音标为：[æsɪtə'fenəʊn]acetophenone的美式发音音标为：[æsɪtə'fenoʊn]...

“水疮病”的英语可以翻译为：hydroa ...

The results showed that the cationic humite micro - particle had high cationic Zeta potential and nanometer diameter.研究阳离子硅镁石微粒的性能及其助留效果....

v.代笔( ghostwrite的过去分词 )，受雇替人代笔，代人写（演说、讲话），代人写书或写文章，最后这本书或这篇文章的署名将是那位被代替的人。...

“地区”的拼音为：dì qū...

v.（常指男人）装饰，打扮...

harmol的音标：harmol的英式发音音标为：['hɑ:mɒl]harmol的美式发音音标为：['hɑmɒl]...

他听到水泼溅的声音，就看了一眼浴室的门。He heard the sounds of splashing water and glanced at the door to the bathroom.它们泼溅着落入灰尘中并在窗玻璃上留下自己的印记.They splash into the dust and imprint the windows with individual signatures.母亲用水泼溅孩子的脸.The mothe...

vt.发誓放弃，郑重放弃（意见），宣布撤回（声明等），避免n.发誓弃绝，发誓弃绝者，正式放弃者adj.发誓弃绝的，正式放弃的...

rediscount的第三人称单数（三单）为：rediscounts...

huff的第三人称单数（三单）为：huffs...

v.对…表示怀疑，质疑...

keratinose的音标：keratinose的英式发音音标为：['kerətɪnəʊz]keratinose的美式发音音标为：['kerətɪnoʊz]...

在番茄沙司中无论加入什么都不如加一点儿新鲜的紫苏更能提味。There'snothing like fresh basil to put a zing into a tomato sauce.意大利李形番茄味道很重，最适合烹饪。Italian plum tomatoes have a full flavour, and are best for cooking.你得把番茄烤到皮变黑为止。You need to grill the...

n.快速，敏捷...

chaired的音标：...