Analogically, selectivity of 95 % - 97 % were att ained with Lindlar catalyst poisoned by lead.以Lindlar催化剂合成芳樟醇,脱氢芳樟醇转化率为99%～100%, 合成芳樟醇选择性为95%～97%.In dreams we think analogically.梦作类比的思考....
And a new type sphere - conical roller and globoid cam graduator is designed.并在此基础上设计出了一种新型的球锥滚子弧面凸轮转位工作台.Using precisely graduator of cam, hypo - mood position fixing accurately.采用精密凸轮分度器,下模定位精确.A graduator of Shanghai ...
It is nearly always women who are the primary care givers.从事初级保健护理工作的几乎都是女性。His misunderstanding of language was the primary cause of his other problems.他对语言的误解是引起其他问题的主要原因。Britain did not introduce compulsory primary ed...
半岛上的各处景点无不令人心驰神往。All the attractions of the peninsula beckon.她从小就酷爱阅读——书籍 、 杂志, 无不涉猎.She read avidly from an early age — books, magazines, anything.听到消息他们无不战战兢兢.On hearing the news all of them were trembling with fear....
Who says that liberalism is just another word for euro - centrism?谁说自由主义不过是欧洲中心主义的代名词?The euro has moved from the realms of theory into reality.欧元已由理论变成了现实.The euro fell on the foreign exchanges yesterday.欧元汇价昨天下跌。The gr...
如果愿意的话,我们也可用幂级数法解题.We can solve it with the power - series method if we want.无穷级数的收敛性与发散性与此概念有关.Convergence and divergence of infinite series depend upon this concept.我们可删去两项或三项之后的级数.We may cut off the series after two o...
Results: The display of vitreous hemorrhage was classified into two typical sonography.结果: 患眼玻璃体内表现可归纳成两种典型的超声特点.After the repair of the corneosclera wound , artificial vitreous implantation was conducted.结果:术后角膜水肿及前房炎症反...
A thin twist of smoke curled from the cottage's single chimney.一缕盘旋的轻烟从农舍唯一的烟囱里缭绕升起。Bookbinding is largely a cottage industry.装订业主要是一种家庭手工业。Weaving and knitting are traditional cottage industries.编织和针织是传统的家庭手工业。...