Diethyl maleate was synthesized from maleic anhydride and alcohol in the presence of sodium bisulfate monohydrate.

Taking succinic acid, alcohol as material, cation exchange resin as catalyst the diethyl succinate is synthesized.

论述了以丁二酸 、 无水乙醇为原料, 离子交换树脂,催化合成丁二酸二乙酯的新工艺.

Diethyl xanthate not only adsorbed chemically but also became dixanthogen on jamesonite surface.

乙黄药在脆硫锑铅矿表面产生化学吸附,又形成双黄药.

Methods Diethyl phthalate and diethyl succinate were used for raw material to synthesize the Rubidate.

方法以邻苯二甲酸二乙酯和丁二酸二乙酯为原料合成茜草双酯.

N , N-diethyl-m-toluamide is a safe and non poisonous compound that can repel mosquitos very effectively.

二乙基间 甲苯 甲酰胺是一种安全无毒、驱蚊效果好的驱蚊剂.

Diethyl 1, 2-DEE was synthesized in catalytic hydrogenation from diethyl phthalate as raw material.

以邻苯二甲酸二乙酯为原料,经催化氢化合成1, 2- 环己二甲酸二乙酯.

Diethyl 1, 2-cyclohexanedicarboxylate ( DEE ) was synthesized in catalytic hydrogenation from diethyl phthalate as raw material.

以邻苯二甲酸二乙酯为原料,经催化氢化合成1, 2- 环己二甲酸二乙酯.

Objective To observe the clinical curative effect and safty of diclofenac diethylamine salt gel.

目的观察双氯芬酸二乙胺盐凝胶临床疗效和安全性.

Objective To observe the safety of diclofenac diethylamine salt gel after external use.

目的观察双氯芬酸二乙胺盐凝胶经皮用药的安全性.

The aminolignin flocculant was prepared based on calcium lignosulfonate, diethylamine and epichlorohydrin by amino grafting.

摘要以木质素磺酸钙 、 二乙胺和环氧氯丙烷为原料,通过接枝氨基,合成了木质素胺脱色絮凝剂.

This is a selective and sensitive method of the direct determination diethylamine in water and air.

该法灵敏度高,对一乙胺的选择性好,可用于水、空气中微量一乙胺的直接测定,结果满意.

Objective To study the effects of diethylstilbestrol ( DES ) on the histomorphology of skeleton in ovariectomized rats.

目的　观察己 烯 雌 酚对去卵巢大鼠不同部位骨骼的影响.

The complete antigen, DES-BSA and DES-OVA , were synthesized by combining diethylstilbestrol ( DES ) with BSA or OVA.

采用混合酸酐法,将己 烯 雌 酚与牛血清白蛋白或卵清蛋白偶联形成完全抗原.

Objective To induce hypospadias in rats by diethylstilbestrol ( DES ).

目的　尝试用己烯雌酚 ( DES ) 建立尿道下裂大鼠模型.

Diethylstilbestrol ( DES ), is a kind of nonsteroid synthesized estrogen.

己烯雌酚 ( diethylstilbestrol,DES ), 是一种非甾体类雌激素.

Objective set up a RP-HPLC method for detecting residual medicine of diethylstilbestrol in livestock and poultry.

目的:高效液相色谱测定畜禽组织中己烯雌酚残留量.

The best advice is to consult your doctor or a dietician.

最好的建议是向你的医生或营养师咨询.

Beth the dietician was a dilemma.

饮食学家贝丝进退两难.

She is dieting to lose weight.

她在节食以减肥.

Stress is an inherent part of dieting.

节食必定会带来压力。

Dieting is a mug's game.

傻瓜才节食。