查询词典 urea

The results indicated that the optimal preparation technology is as follows:calcine temperature is 600 ℃,mass ratio of urea and nitrate is 2.0,boric a...

结果表明：最佳制备工艺是煅烧温度600℃，尿素质量等于硝酸盐质量的2倍，硼酸的物质的量分数为0.08，镝与铕的物质的量比为1.0。

The present experiment was conducted to investigate the influence of urea-saline- calcium hydroxide compounded disposal on maize straw nutrition value.

试验旨在探讨玉米秸秆的氨化－碱化－盐化复合处理对其营养价值的影响。

At doses less than 200 mg·kg-1, urea and calcium nitrate significantly reduce Cd content in mustard shoot in the range of 13%~29% and 24%~30% respectively.

在≤200 mg·kg-1的施氮水平下， CO(NH2)2和Ca(NO3)2处理能显著降低芥菜地上部Cd含量，降低幅度分别为13%~29%和24%~30%。

This experiment was carried out in order to compare the availability of Ammonium Sulphate, Ammonium Chloride, Calcium Nitrate and Urea on the yield of rice.

本试验之目的，在求明了硫酸铵、氯化铵、硝酸铵钙及尿素对水稻之肥效，比较四种肥料对水稻之肥效孰优孰劣。

Ingredients: Rose oil, rose fruit Oil, clove flower oil, deionized water, isopropyl myristate, glycerol, propylene glycol, polyethylene glycol -400, central PDMS, poly dimethyl siloxane, PDMS alcohol, polyacrylamide, C13-14 iso-paraffin, octoic acid / capric Acid Triglyceride, lauryl alcohol -7, hydroxyethyl acrylate, acryloyldimethyltaurate copolymer, squalane, poly sorbate esters -60, PEG-20 sorbitan laurate, panthenol, allantoin, methyl p-hydroxybenzoate, diazolidiny1 urea, 3-iodo-2-propynyl-butyl-carbamate, essence.

产品成分：玫瑰精油、玫瑰果油、丁香花油、去离子水、肉豆蔻酸异丙酯、甘油、丙二醇、聚乙二醇-400、环聚二甲基硅氧烷、聚二甲基硅氧烷、聚二甲基硅氧烷醇、聚丙烯酰胺、C13-14 异链烷烃、辛酸/癸酸甘油三酯、月桂醇醚-7、羟乙基丙烯酸酯、丙烯酰二甲基牛磺酸钠聚物、角鲨烷、聚山梨酸酯类-60、PEG-20 失水山梨醇月桂酸酯、泛醇、尿囊素、对羟基苯甲酸甲酯、双咪唑烷基脲、碘代丙炔基丁基甲氨酸酯、香精。

At the same time coupling reaction combined with urea and methanol is used in the synthesis of methyl carbamate.

重点研究了氨基甲酸甲酯的合成路线，本文将耦合反应应用于氨基甲酸甲酯的合成反应中，结合尿素醇解法制备氨基甲酸甲酯。

A process for manufacturing cellulose carbamate by adding urea was discussed.

探讨了尿素嵌入法制备纤维素氨基甲酸酯的生产工艺。

Methods:A rabbit model was developed with scald complicated with artificial infection of Pseudomonas aeruginosa.Studies were carried out by using the combat trauma spray group and the solution group.At day1,2,4,7,14,post experiments,rabbit serum was collected,the body temperatures of animals were taken,and such inflammatory factors as white cell count,serum levels of NO 2-/NO 3-,serum levels of tumor necrosis factor,serum superoxide anion,as well as GPT,AKP,aspartate carbamyl transferase,urea nitrogen were also collected to measure the functions of both the kidney and liver.

采用烫伤合并人工感染绿脓杆菌的家兔模型，用战伤喷剂与溶剂组于实验前和实验后第1、2、4、7、14天采集家兔血清，测量体温，检测白细胞数、血清NO 2-/NO 3-水平、血清肿瘤坏死因子水平、血清超氧阴离子等炎性因子水平以及谷丙转氨酶、碱性磷酸酶、天冬氨酸转移酶、肌苷和尿素氮等肝肾功能指标水平。

Four nitrogen sources were used in the experiments, i.e. urea, casein, lysine and methionine.

主要选用了四种氮源：尿素、酪蛋白、赖氨酸和蛋氨酸。

This paper reports the crystal structure, characteristics of cathodoluminescence and photoluminescence of the Y2O3: Eu phosphor with the spherical and superfine particle s(120-250 nm)produced by urea-sol process for the first time.

这种超细颗粒在254nm激发时的发光强度比商用的传统微米样品低。

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。