查询词典 ethyl

In this paper sodium silicate manganese dioxide absolute ethyl alcohol triethanolamine trimeric sodium phosphate polysodium phosphate sodium hexametahposphatesodium hexametahposphate + ammonia water are chosen to be grinding aid to increase the efficiency of milling.

文章选用 Na2SiO3、 MnO2、无水乙醇、三乙醇胺、三聚磷酸钠、多聚磷酸钠、A+B、红土（含少量稀土元素，产自内蒙古）+三乙醇胺作为助磨剂对钢渣进行粉磨。

A silver ion selective electrode was prepared and characterized with trimethylene bis (N-ethyl-N-phenyldithiocarbamate) as ionophore.

制备并考察了以双（N-乙基－N-苯基氨基二硫代甲酸）1，3-丙二醇酯为载体的银离子选择电极的性能。

Using Novozym 435 as catalyst, transesterification of ethyl ferulate with triolein to form ferulyl oleins in solvent-free medium was investigated.

以Novozym435脂肪酶为催化剂，以阿魏酸乙酯和三油酸甘油酷为底物，合成阿魏酸双油酸甘油酯。

Triphenylmethyl chloride can react selectively with the 30-hydroxil group of glycyrrhetol under the catalyzing effects of three ethyl amine and dimethyl amino-pyridine.This condition of the reaction has an important value for the selective protection of 30-hydroxil group of glycyrrhetol.

三苯氯甲烷在三乙胺和二甲氨基吡啶等碱性催化下与甘草萜醇的C30-位羟基进行选择性缩合反应，此反应产率较与C3-位羟基化反应的要高，此种反应条件在甘草萜醇C30-位羟基的选择性保护中具有重要的价值。

Bis-(2-oxo-2-phenyl-ethyl) trithiocarbonate(TTC2) were synthesized with anion-exchange resin for the first time.

首次用阴离子交换树脂法合成了S，S′-二三硫代碳酸酯(TTC2)。

MeSH Alcohol, ethyl; Hepatitis B virus; Tupaiidae

主题词 醇，乙；肝炎病毒，乙型；树鼩科

Methods: Prepare Castrodia and Uncaria Drink Extencap, ethyl cellulose as adjunct.

以乙基纤维素为辅料，制备天麻钩藤饮控释胶囊。

The inhibition effect of chloroform fraction was the most potent, with the inhibition rate about more than 83% to 5 plant pathogenic fungi under the concentration of 15mg/mL. Under the concentration of 15mg/mL, the ethyl acetate fraction and n-butanol fraction thoroughly inhibited the growth of Alternaria solani and Valsa mali, with the inhibition rate up to 100%. The n-butanol fraction showed the highest potent virulence, with EC50 to Alternaria solani and Valsa mali about 0.09 and 0.279 mg/mL respectively.

其中氯仿部分的抑菌效果较好，当质量浓度为15mg/mL时，其对5种植物病原菌的抑制率均在83%以上；15mg/mL乙酸乙酯部分和正丁醇部分分别对番茄早疫病菌和苹果腐烂病菌有强烈且稳定的抑制作用，抑制率达100.00%，正丁醇部分对这两种菌丝生长抑制毒力最好，EC50分别为0.090和0.279mg/mL。

The costuslactone and dehydrocostuslactone in the supercritical CO 2 extract of aucklandia were identified by TLC using a mobile phase of petroleum ether,ethyl acetate and benzene (70∶5∶15) and the colour developing reagent of 5% vanillic aldehyde dissovled in sulfuric acid.

用薄层色谱法，以ψ(石油醚∶乙酸乙酯∶苯)=70∶5∶1 5为展开剂，质量分数为 5 %香草醛硫酸为显色剂对木香超临界萃取物中的木香烃内酯与去氢木香内酯进行鉴别；并建立高效液相色谱法同时测定木香烃内酯与去氢木香内酯的含量方法。

The effect of cruciform structure on the two photon absorption action cross-section of fluorescence chromophore was reported. 1,4-Di(9'-ethyl-carbazolyl)-3'-vinylbenzene (R1) is a classic two photon absorption chromophore with D-π-D structure.

报道了十字形结构对荧光生色团的双光子吸收作用横截面积的影响。1，4-二（9'-乙基咔唑基）－3'-乙烯基苯(R1)是经典的具有D-π-D结构的TPA生色团。

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。