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]...

grandees的音标：...

Coccidia的音标：Coccidia的英式发音音标为：[kɒk'sɪdɪə]Coccidia的美式发音音标为：[kɒk'sɪdɪr]...

The company is buffered by long-term contracts with growers.公司通过与种植户签订长期合同得到保障。All our vegetables are supplied by local growers.我们所有的蔬菜均由当地菜农供应。Citrus growers were cautioned to protect the fruit from frost.种柑橘者受到防霜保橘的劝告....

abortion的音标：abortion的英式发音音标为：[ə'bɔ:ʃn]abortion的美式发音音标为：[ə'bɔrʃn]...

A new viewpoint of chemical - and - plant integrative fixation is put forward.提出了开展化学 - 生物一体化固沙新观点.In the course of its development, an integrative aggregative tension appeared.在教育政治学发展的过程中, 出现了两种张力:整合的张力和多元的张力.Hence ena...

“蜜泌精”的拼音为：mì mì jīng...

Jerome的音标：Jerome的英式发音音标为：[dʒə'rəum]Jerome的美式发音音标为：[dʒə'rom]...

“向下”的拼音为：xiàng xià...

Spores normally resist desiccation and have many ordinary procedures of disinfection.芽孢能抗干燥并且有很多普通的消毒方法.Application: Suitable for desiccation, medical treatment and poultry artificial incubation.用途: 干燥 、 医疗和家禽人工孵化.Desicc...

adv.公开地，公然地，直率地，当众...

castigatory的音标：castigatory的英式发音音标为：['kæstɪɡeɪtərɪ]castigatory的美式发音音标为：['kæstɪɡeɪtərɪ]...

“斑纹”的近义词/同义词：花纹。...

heteroautoplasty的音标：heteroautoplasty的英式发音音标为：[hetɪə'rəʊju:təplæstɪ]heteroautoplasty的美式发音音标为：[hetɪr'roʊjutəplæstɪ]...

n.（对高收入所收取的）附加税vt.对…征收附加税...

Give me chicken croquettes with green peas and cream sauce and mashed potatoes.给我一分奶油和马铃薯糊拌鸡肉饼.Joey hasn't met a vegetable that can't be mashed, pureed, or creamed.乔伊还从没碰到过一种他们不能将它捣碎 、 剁烂再加奶油的蔬菜呢....mashed pota...