查询词典 ammonia

The amide nitrogen of glutamine or asparagine functions more effectively than ammonia.

谷酰胺或天门冬酰胺的酰胺氮作用较氨更有效。

The changes of pH, glucose consumption, nitrogen assimilation, aureomycin production, formation of organic acids and ammonia as well as mycelial respiration during aureomycin fermentation by Streptomyces aureofaciens were studied with two media.

在两种培养基中观察了金霉菌培养过程中pH的变化、葡萄糖的消耗，氮的同化、金霉素的产生、氨和有机酸浓度的变化、菌丝的呼吸等代谢变化，这两种培养基的区别，即在一种培养基中另加入肉汤粉和玉蜀黍浆。

Sol-gel Autoignition Synthesis, simple, self-cleaning and easy to undertake scale production, is the one of the prospective routes for manufacturing barium titanate powders.BaTiO3 nanopowders with the particle size 20-90nm, specific surface area 15m2/g, fine particle distribution, ratio of Ba/Ti 1.002 and with the dielectric constant more than 3000, were synthesized by SAS BaTiO3-TiCl4-ammonia-citric acid system.

本文自己组装的溶胶凝胶自燃合成系统，利用对Ba(NO_3)_2-TiCl_4-柠檬酸-氨水体系进行自燃合成研究，制备了具有纳米尺度的近球形BaTiO_3颗粒，粒径介于20-90nm之间，比表面积15m~2／g，分布范围较窄，Ba／Ti为1.002，器件介电常数最高达3000多。

The nitrogen ammonia nitrite and nitrate degradation rate of stable operation autotrophic denitrifying process are about 15～33%、65～90% and 50%.

稳定运行的自养反亚硝化系统的NH〓-N降解率在15～33%、NO〓-N降解率在65～90%、NO〓-N降解率大多处于50%左右。

The test also reveals that the removal of CODCr could not keep in pace with that of ammonia in the process of film formation , while the increasing rate of the aerobic heterotrophic bacteria is higher than that of the autotrophic nitrobacteria in the process of biological film growth.

试验还显示，挂膜过程中，CODCr 和氨氮的去除率的提高不是同步的，生物膜增长过程中，好氧异养菌的增殖速度较快，硝化菌的增殖速度较慢。

As a cationic exchanging membrane in electrodialysis, the membrane was used to treat inorganic wastewater with high concentration of inorganic ammonia and azote.

电渗析是在直流电场的作用下，溶液中阴阳离子选择性地透过离子交换膜使溶液中的溶质与水相分离的一种技术

As a cationic exchanging membrane in electrodialysis , the membrane was used to treat inorganic wastewater with high concentration of inorganic ammonia and azote.

将此膜应用于电渗析去除高浓度氨氮废水的处理研究中，结果表明，该膜对氨氮的选择透过性较好，能有效地透过废水中氨氮，氨氮透过率可达80%。

By relatively test the law confirming the best method to draw Saikosaponin sample of root of Chinese thorowax is: 5% methyl alcohol of ammonia water backset current 4, water saturation straight cube alcohol extract 20ml / time.

用比较实验法确定了提取柴胡皂苷样品的最佳方法为：5%氨水甲醇回流4小时，水饱和正丁醇萃取20ml/次。

Bedroom door: Bedroom entrance door cannot is opposite continuously backstairs, prevent gas of its damp and hot and bedroom door to flow relatively; The door cannot is opposite between Wei Yu , diffuse because the ammonia of the hydrosphere after bath and toilet is extremely angry easily to bedchamber in, and the cloth that enrages for moisture absorption more again in bedchamber is tasted, will make an environment more damp; Bedroom door is unfavorable be opposite the door of storeroom, storeroom shelters evil people and practices much vital energy having mold, easily; Bedroom door also do not answer two two-phase are right, this calls " door knife evil spirit ".

卧室门：卧室大门不可直对厨房门，防止其湿热气与卧房门相对流；房门不可正对卫浴间，因为沐浴后的水气与厕所的氨气极易扩散至卧房中，而卧房中又多为吸湿气的布品，将令环境更为潮湿；卧房门不宜正对储藏室之门，储藏室多有霉气、易藏污纳垢；卧室门也不应两两相对，此谓"门刀煞"。

The barium titanate power with size 60~90 nm was prepared at 200~280℃×4h, using barium hydroxide and titanium tetrarchloride as the resources of Ba and Ti, ammonia as mineralization reagent.

采用氢氧化钡和四氯化钛作为钡源和钛源，氨水作矿化剂，在200~280℃保温4h条件T合成粒径为60~90nm钛酸钡粉体。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。