它们是催化合成肉桂酸正丁酯的良好催化剂.They were good catalyst for synthesis of n - butyl cinnamate.计算并绘制了H_2O及反式肉桂酸的MEP图.MEP of H _ 2 O and trans - cinnamic acid were calculated, and themaps were drawn.以钨硅杂多酸为催化剂,通过肉桂酸和正丁醇反应合成肉桂酸正丁酯.Butyl...
He majored in finance at Claremont Men's College in California.他在加利福尼亚州的克莱尔蒙特男子学院主修金融专业。I majored in psychology at Hunter College.在亨特学院求学时，我主修心理学。In college I majored in Natural Science. What was your major?上大学时我主修自...
Auntie Hilda and Uncle Jack couldn't fuss over them enough.希尔达姨妈和杰克姨父对他们宠爱有加。Uncle Richard intoned a chapter from the Bible and improvised a prayer.理查德叔叔吟诵了《圣经》中的一章，又即兴作了一段祈祷文。Auntie and Uncle suggested she serve in...
We disturbed a wild boar that had been foraging by the roadside.我们惊动了一只一直在路边觅食的野猪。Roadside cafes are now a big part of the catering industry.现在路边小餐馆构成了餐饮业很大一部分。The snow along the roadside was six feet deep in places.路边某些...
Methods: GI - II infiltrated ceramic and In - ceram disks were fabricated and polished.方法: 制备GI - 型渗透陶瓷和In-ceram圆盘形试件,研磨抛光.Objective : To study the influence of different thickness to In - Ceram restoration.目的: 研究不同厚度In ...
The court has no power to order a psychiatric examination of the child’s parents.法院无权要求对孩子的父母进行精神病检查。We finally insisted that he seek psychiatric help.我们最后坚持要求他寻求精神科医师的帮助。Objective To study the situation and tendency of ...
...if you can pinpoint exactly what the anger is about...如果你能确切地解释愤怒从何而来It was almost impossible to pinpoint the cause of death.几乎不可能确认死因。There is only a pinpoint of light in the cave.山洞中只能见到一丝光线.Community groups have ex...