醚的

In this paper,elastic one-component polyurethane sealant was studied The sealant contained a preporymer which was prepared by reacting of the polyether with two or three.

本文是单组份湿固化聚醚型聚氨酯密封胶的合成与研究。

The hydroxyl groups can be changed into esters,ethers,acetals and ketals,etc.

最常用的羟基保护基主要有三大类：酯类、醚类和缩醛或缩酮类。

This paper discussed three methods of producting vinyl etherspreparation from acetylene ,dehydrohalogenation and acetals.

论述了乙烯基醚类化合物的三种主要制备方法乙炔法、脱卤化氢法和缩醛热分解法。

In addition, the results of bioassay showed that Hydroxyotobain displayed an anticancer activity.

论文第三章介绍了三唑类杀菌剂噁醚唑的合成。

High resolution solution NMR is applied to study the hydrogen bondings in thepolyether polyurethane zwitterionomers and polyurea samples.

利用溶液高分辩核磁共振方法对离子化聚醚聚氨酯和聚脲样品中的氢键进行了研究。

Objective To investigate the effects of sevoflurane on pulmonary function and 12h survival rate in cecal ligation and puncture induced septic shock rats.

目的 探讨吸入2.4%七氟醚对感染性休克大鼠肺功能及存活率的影响。

This method had been applied to determination of the optical purity of the product from asymmetric ring opening of meso- epoxides.

方法已用于非手性环氧化合物不对称开环反应产物β-氨基醇及β-羟基硫醚类化合物的光学纯度鉴定。

Vinyl ethers in combination with cationic epoxies cure extremely fast, producing very hard, high-gloss coatings.

乙烯醚同阳离子环氧树脂组合后，固化特别快，形成非常坚硬，高光泽的涂层。

In this article the recent progress in studies on selective oxidation of ethers has been reviewed.

本文综述了近年来醚选择性氧化研究的新进展。

Vinyl ethers are another class of materials that have not found much utility in the wood industry.

乙烯醚是另外一种在木材工业中不常用的涂料。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。