查询词典 diethylene

But it was really diethylene glycol, a low-cost substitute commonly used in automobile antifreeze.

但实际上是二甘醇，一种低成本的常用的汽车防冻剂。

Floating to Qingcha "Jiangbei first tea" and the title of the South different tea, day and night temperature difference between the north, the cold winter time-bred sufficient nutrients, with the beginning of the spring buds Seiko Tsui produced by the float to green tea, Yeya Nenlv with hypertrophy, pure quality, drift-strong resistance brewing, Tangse-green transparent, diethylene glycol refreshing, the recollection of the characteristics of long, containing a variety of vitamins and minerals, away Mingmu, cough anti-inflammatory, anti-alcohol drop The effectiveness of cancer.

浮来青茶有"江北第一茶"的称号与南方茶不同，北方日夜温差大，冬季寒冷时间长，孕育的养分充足，用春季初发的翠芽精工制作而成的浮来青绿茶，具有叶芽肥厚嫩绿，品质纯正，漂香浓郁，耐冲泡，汤色微绿透明，甘醇爽口，回味悠长等特点，含有多种维生素和矿物质，有醒神明目，消炎止咳，降醇防癌的功效。

BDMAEE and DMAEE were synthesized from diethylene glycol and dimethylamine .

以一缩乙二醇和二甲胺为原料合成了催化剂双醚和二甲胺基乙氧基乙醇。

The synthesis of 1,4 dioxane from diethylene glycol using p toluene sulphonic acid as a catalyst was discussed.

利用二甘醇为原料，以对甲苯磺酸为催化剂合成了 1 ，4 -二氧六环。

The method of liquid phase synthesis of dioxane from the cyclodehydration of diethylene glycol catalyzed by ASP-type solid acidic catalysts was studied.

研究了ASP型固体酸催化剂一缩乙二醇环化脱水合成1，4-二氧六环的液相反应。

When small amounts of diethylene glycol turned up, the company recalled the product, he said.

当少量diethylene 甘醇出现了，公司召回了产品，他说。

Fine chemicals to add auxiliary Series: lubricating oil pour point depressant, calcium zinc magnesium methacrylate, methyl acrylic acid lauryl ester, tetradecane methacrylate ester, methacrylic acid octadecyl ester, a acid ethylene glycol, diethylene glycol methacrylic acid ester, glycidyl methacrylate, the second reduction of three ethylene glycol dimethyl acrylate, acrylic acid lauryl ester, tetradecyl acrylate, octadecyl acrylate, acrylic acid ethylene glycol, diethylene glycol acrylate esters, glycidyl, two shrink three acrylate such as ethylene glycol.

精细化工添加助剂系列：润滑油降凝剂，甲基丙烯酸钙锌镁，甲基丙烯酸月桂酯，甲基丙烯酸十四烷酯，甲基丙烯酸十八烷基酯，甲基丙烯酸乙二醇，甲基丙烯酸二乙二醇酯，甲基丙烯酸缩水甘油酯，二缩三乙二醇二甲基丙烯酸酯，丙烯酸月桂酯，丙烯酸十四酯，丙烯酸十八酯，丙烯酸乙二醇，丙烯酸二乙二醇酯，丙烯酸缩水甘油酯，二缩三乙二醇丙烯酸酯等。

It has shown that the optimum condition to modify phenol-formaldehyde resin were phenol﹕formaldehyde﹕diethylene triamine 1﹕0.8﹕0.015, reaction temperature 95～105℃and reaction time 2h, when using diethylene triamine as modifying agent.

实验结果表明，以二乙烯三胺为改性剂时，制备改性酚醛树脂的最佳实验条件是：苯酚﹕甲醛﹕二乙烯三胺为1﹕0.8﹕0.015；反应的最高温度为95～105℃；反应时间2h。

Considering the strength enhancing efficiency of phenol-formaldehyde resin modified by triethylamine and diethylene triamine in OCC pulp, the efficiency of phenol-formaldehyde resin modified by diethylene triamine was better than triethylamine.

综合考察二乙烯三胺和三乙胺改性的酚醛树脂的增强作用，二乙烯三胺作为改性剂时改性的酚醛树脂要优于三乙胺改性的酚醛树脂。

According to the Mannich-Reaction, a kind of chelating flocculant grafted with diethylene triamine was prepared from polyacrylamide, formaldehyde and diethylene triarmne.

研究了以聚丙烯酰胺、甲醛、二乙烯三胺为原料，按照Mannich反应机理制备部分胺化接枝型螯合作用絮凝剂及其从水中除铅性能。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。