醚的

The influence of molecular weight, shearing rate and temperature on the rheologic behavior of domestically manufacturing linear PPS i.

以国产线性聚苯硫醚树脂为原料，研究了分子质量、剪切速率、温度对PPS树脂流变行为的影响。

A key intermediate of 2-benzylphenol was synthesized from benzyl alcohol and phenol by Claisen rearrangement reaction in the presence of activated alumina and the analog of bifemelane with new structure was prepared by etherification,amination and acidification reaction of the intermediate.

以苯甲醇、苯酚为起始原料，在催化剂活性Al2O3存在下，通过克莱森重排反应得到关键中间体2-苄基苯酚，再经过醚化、胺化和酸化反应得到新型结构的二苯美仑类化合物。

In search of novel pesticide leading compound with high bioactivity,thirty-five 4-chloro- phenyl methyl ketone oxime ether derivatives were designed and synthesized by the reaction of 2-substituted amino 4-chloro phenyl methyl ketone oxime with halohydrocarbon.

为寻找高活性的新农药化合物，通过2-取代氨基-1-对氯苯乙酮-1-肟与卤代烃反应，设计并合成了35个对氯苯乙酮肟醚衍生物，其结构均经核磁共振氢谱和元素分析确证。

In this study we sought to determine whether exposure to theanesthetics diethyl ether and isoflurane influences the activityof hepatic cytochrome P450 2E1 and P450 reductases in the rat.

通过这项研究，我们试图去确定用乙醚或异氟醚麻醉是否影响肝脏细胞色素酶 P450 2E1和 P450还原酶的活性。

The effect of decabromodiphenyl oxide, decabromodiphenyl oxide/antimonous oxide and decabromodiphenyl oxide/red phosphorus on EPDM/PP was studied by determinating the mechanical and flame-retardant properties.

用氧指数测定和力学性能测定方法研究了十溴二苯醚(FR 10)及其与三氧化二锑(Sb2O3)、红磷配合使用对三元乙丙橡胶/聚丙烯阻燃性能和力学性能的影响。

Direct enantiomeric separation of racemic mixtures of 13 β-amino alcohols and β-hydroxy sulfides was achieved by HPLC using Chiralcel OD, Chiralcel OJ and Chiralpak AD as chiral stationary phases and hexane/2-propanol mixture as eluent. These racemates were completely separated into enantiomers at least on one of these stationary phases.

在以正己烷-异丙醇为移动相的体系中，用ChiralcelOD，ChiralcelOJ及ChiralpakAD作为手性固定相对13种β-氨基醇及β-羟基硫醚类化合物对映体进行HPLC手性拆分，这些化合物至少能在一支柱上得到基线级分离。

However, it is difficult for conventional polys to be used as thin films and coating materials because of their poor solubility.

然而，由于传统的聚芳醚溶解性能比较差，一般很难将其作为薄膜材料和涂层材料进行使用。

We report the synthesis of two polys with alternating dialkylbenzene-perfluorobenzene repeating units.

我们报告所合成的两个聚苯硫醚 S交替烷基苯- perfluorobenzene重复单位。

An important intermidiate 2-butyl-4-chloro-5-(4-bromomethyl phenoxy) pyridazinone 3 was first obtained from 4,5-dichloropyridazinone using two different methods. Compounds 4a～4l were synthesized by the reaction of 3 with different oximes.

从2-叔丁基-4，5-二氯哒嗪酮出发，以两种方法合成了中间体2-叔丁基-4-氯-5-(4-溴甲基苯氧)哒嗪酮(3)。3与肟反应合成了含哒嗪酮的苄基肟醚类化合物4a～4l。

The IC50 and IC10 of metsulfuron-methyl and its mixture with bensulfuron-methyl, cinosulfuron, pyrazosulfuron-ethyl respectively to rice seedling of single-leaf were evaluated.

室内测定了甲黄隆单用以及分别与苄嘧磺隆、醚黄隆和吡嘧磺隆混用后对一叶一心期水稻的IC50值和IC10值。

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。