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A novel β-diketone ligand 3-methyl-phenyl-4-octadecyl-5-pyrazolone and nanoparticle Al2O3 modified by the ligand PMOP were synthesized and characterized by infrared spectroscopy, UV-Vis spectroscopy, 1H NMR and photoluminescence spectroscopy.

合成了以β-二酮配体3-甲基－1-苯基－4-吡唑啉酮-5修饰的Al2O3纳米粒子，并用IR、UV光谱、NMR和荧光光谱等手段进行了表征。

Three rare earth β-diketone complexes: Gd3BIPY, Sm3BIPY, La3BIPY were synthesized by a precipitation method with a mixture of ethanol and water using dibenzoylmethane and 2,2'-dipyridyl as the ligands.

以二苯甲酰甲烷和2，2'-联二吡啶为配体，采用乙醇－水溶液析出法合成了三种稀土－β－二酮配合物：Gd3BIPY、Sm3BIPY、La3BIPY。

Dimethyldiallylammonium chloride and copolymer comprising DMDAAC and acrylamide have been synthesized from dimethylamine ,allylchloride and AM.

以二甲胺、氯丙烯等为原料合成二甲基二烯丙基氯化铵，再与丙烯酰胺共聚生成共聚物。

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。

As for polyether PUA, a new hydrophilic diol was synthesized from trimethylol propane and maleic anhydride.

在聚醚型PUA中以三羟甲基丙烷和马来酸酐为原料，合成了一种新的亲水二元醇。

Magnetic cobalt nanoparticles were synthesized by high temperature solution phase diol reduction method in the presence of two kinds of surfactants.

应用高温液相二醇还原法，首次用1，10-癸二醇作还原剂，在两种表面活性剂存在下制备出磁性钴纳米粒子。

A new type of spiro crosslinking agent,3,11 dimethylene 2,10 dione 1,4,9,12 tetraoxodispirobutadecane(2),was synthesized successfully.

合成了一种新型螺环环丙烯酸酯交联剂-3，11-二亚甲基-2，10-二酮-1，4，9，12-四氧二螺［4，2，4，2］十四烷（2）。

In this research, two derivatives of the dipeptide Ala-Phe were synthesized in frozen aqueous systems in the yield of 95% and 89%, while the yields were 20% and 16% in aqueous solutions at room temperature.

在-20℃，两个Ala-Phe衍生物的合成产率可分别达到95%和89%；而在25℃，相应的肽合成产率则分别为20%和16%。

Diphenylbenzidine was synthesized by diphenylamine using glacial acetic acid and water as solvent in acidic condition.

摘 要：以二苯胺为原料，水和冰醋酸为溶剂，在酸性条件下一步合成二苯基联苯二胺，该方法具有操作简单，原料易得等优点。

Silver nanowires with clean surface were synthesized via the redox reaction between Sodium diphenylamine sulfonate and AgNO in the absence of surfactant, seed, and nanoporous membrane and at room temperature for the first time.

首次在室温，和不用表面活性剂、无机硬模板、晶种的条件下，通过二苯胺磺酸钠和硝酸银的氧化还原反应，制备了表面洁净的银纳米线。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。