This reaction involves disproportionation of the aldehyde.这个反应就是醛的歧化作用.Nano - Ni was first used as catalyst for disproportionation of resin acid.将 纳米 镍催化剂首次应用于树脂酸的歧化反应中.In toluene disproportionation, the catalytic activi...
Aha! Here at last, the answer to my question.啊哈，我的问题到这儿终于有了答案。"Aha!" Dave nodded maddeningly.“啊哈！”戴夫令人气恼地点头说道。Aha! So that's where I left it!啊哈！原来我把它丢在这儿了！...
在分析聚合过程的自加速效应 ( 凝胶效应 ) 的基础上,提出了解决爆聚问题的办法.The auto - acceleration effect ( gel - effect ) had been analysed to propose the solution to the implosion of reaction....
房间很安静，无人主动提供更多的信息。The room was quiet; no one volunteered any further information.如果汽车采用更多塑料元件，寿命会更长一些。If you build more plastics into cars, the car lasts longer.如果天气适宜，会有更多的人被吸引到骑自行车的行列中来。More people would be attracted t...
the therapeutic properties of herbs草药的医疗效用When I was sad, music had a therapeutic effect.我悲伤的时候, 音乐有治疗效力.Therapeutic measures were selected to fit the patient.选择治疗措施以适应病人的需要....
他们约定一大清早7点在河滨公园见面。They arranged to meet in Riverside Park at the unearthly hour of seven in the morning.“校长不能见客，”他的儿子应该已经这样告知了一位一大清早就来了的拜访者。"The President cannot be disturbed," his son is supposed to have told an early m...