查询词典 starting note

Nitrile is a kind of organic compounds containing cyano group,it is a starting material to synthesize a series of amine,acid and polymer.Hydrolysis reactions of nitriles have been widely applied in plentiful of organic synthesis such as amino acid, amide,carboxylic acid and its derivatives,which occupy an extremely important position in organic synthesis.

腈是一类含氰基的有机化合物，作为合成一系列胺、酸和聚合物的起始原料，其水解反应广泛应用于氨基酸、酰胺、羧酸及其衍生物的合成，在有机合成中占有极其重要的地位。

E. 3-allyloxyisothiazole and N-allylisothiazolone, were synthesized with 3-mercaptopropionate as the starting material through ammonolysis, cyclization and allylation reactions.

以3-巯基丙酸甲酯为原料，经氨解、关环、烯丙基化合成了2种含有不饱和侧链的异噻唑类化合物，分别为3-烯丙氧基异噻唑和N-烯丙基异噻唑啉酮。

Then using 3,4,5-trichlorobenzotrifluoride as starting material to prepare 2,6-dichloro-4-trifluoromethylaniline through three routines, The direct ammonolysis method may realize the maximum use of the atom and it meets the modern green chemistry requirement. But the reaction must carry on under the high temperature and high pressure condition, and side reaction had occurred, the conversion was high, but the yield of the product was only 68%.

直接氨解法可以实现原子的最大利用率，符合现代绿色化学原子经济性要求，但是反应需在高温高压条件下进行，且有副反应发生，原料转化率高，但所需产品的收率只有68%。

This paper, starting from the role of the rewriter as a participant in the discursive process, makes a functional stylistic analysis between the two versions of allen poe's the cask of amontillado and concludes that the two versions are not simply different texts. although thematically similar, these texts are in fact two different discourses bearing different stylistic value and literary significance.

本文从"再作者"在语篇过程中的参与者角色出发，用系统功能语法理论分析和比较了爱伦·坡的《一桶白葡萄酒》之原著与简写本，发现两种文本虽然在命题意义上基本相似，但在功能上有很大差别，属于具有不同文体学价值和文学意义的语篇。

Starting off with you, experience different amorous feelings.

和你一起上路，感受人生不一样的风情。

That amount of time is starting to come down.

这是开始的时间来了。

These have different characteristics since engine starting requires very high bursts of amperage for short periods.

这些具有不同的特性，由于发动机起动，需要非常高的扫射安培时间很短。

The Ds of amphibole, clinopyroxene and garnet are consistent with the previous studies under similar conditions, which indicates that the state of the starting material has little effect on the Ds between minerals and melt.

这说明无论实验的初始物质是粉末状还是块状，对元素的分配没有太大的影响。

Any revival will be from a terrible starting point, and may prove anaemic

任何经济振兴措施都会起步艰难，并有可能无力挽局

In the last two months alone, investors in Andalusia and Alicante have given the starting shot for two PV power plants, each with 6 MW of power.

在前两个月，安大路西亚和阿利坎特的投资者开始建造两个6MW的光伏电厂。

There had been a moment during the breakfast meeting, though, after the backslapping and the small talk and when all of us were seated, with Vice President Cheney eating his eggs Benedict impassively and Karl Rove at the far end of the table discreetly checking his BlackBerry, that I witnessed a different side of the man.

那次早餐会期间，在表示过关心和寒暄以后，我们所有人坐了下来，我注意观察了一下，副总统切尼面无表情地吃着班尼迪克蛋（Eggs benedict，源自美国，以英式松饼、火腿、水煮蛋以及荷兰酱组合而成），卡尔。罗夫在餐桌的远端谨慎地经常查看他的黑莓手机，我目睹了他所不为人知的一面。

Talk Undelete failed; someone else may have undeleted the page first.

Talk 无法删除选定的页面或图像（它可能已经被其他人删除了）。