NH2

Compared with the reported literature , this approach needed not protect the group ( - NH2 ) .

与已报道文献比较，本方法省去了基团（-NH2）保护步骤。

Spraying CO ( NH2 ) 2 to the remained leaves , the effect will get clearer .

对残留叶片喷施尿素，效果更显著。

Methods : To compare three kinds of methods of C18 , NH2 , and C8 column .

方法：对照比较了C18柱、NH2柱和C8柱三种测定方法。

This paper has investigated effect of arsenic ion ,( NH2 ) 2CS and glue on the balance potential of copper cathode .

用稳态法研究了砷离子、硫脲及骨胶等对铜电解液中阴极铜极化曲线平衡电位的影响。

PAR-2 activating peptide ( SLIGLV - NH2 ) could stimulate cells release more GM-CSF .

PAR-2激活肽（SLIGLV-NH2）可以刺激细胞产生GM-CSF。

The mechanism for the radical reaction of NH2 + ClO crucial to stratospheric ozone depletion has been investigated theoretically .

利用量子化学理论方法，研究了与大气臭氧层损耗密切相关的自由基反应NH2+ClO的微观机理。

NH2 column was used with the mobile phase of0.1 % trifluoroacetic acid-acetonitrile by gradient elution .

采用氨基色谱柱，流动相为0.1%三氟乙酸-乙腈（梯度洗脱）。

The analyte was extracted by ethyl acetate , and then purified with aminopropyl solid phase extraction ( NH2 SPE ) cartridge .

利用乙酸乙酯提取样品中残留的喹氧灵，用氨基固相萃取小柱净化；

Conclusion : GLP-1 ( 7-36 ) NH2 stimulates insulin secretion in a concentration-dependent manner , and it probably relates to intracellular cAMP changes .

结论：GLP-1（7-36）NH2可以促进胰岛素分泌，在一定范围内呈剂量依赖性，其机制与GLP-1（7-36）NH2增加了胞内第二信使cAMP有关。

Objective : To evaluate the effect of external radiotherapy combine CO ( NH2 ) 2 · H2O2 Sodium on head-neck squamous cell carcinoma and the change of the radiation reaction .

目的观察放射增敏剂注射用碳酸酰胺过氧化氢（CO（NH2）2·H2O·）配合放疗治疗头颈部鳞癌的疗效及放射反应的变化。

The results show that in this simple system , the conditions can be well controlled , and the productivity can be increased when increasing the ratio of ( NH2 ) 2CO or reaction time .

结果表明，本方法体系简单，条件易于控制，且随尿素比例的增加、反应时间的延长，晶须的产率得以提高。

Potassium can efficiently activate Mg ( NH2 ) 2 and promote LiH to participate in the dehydrogenation leading to significant reduction of kinetic barriers in the interface reaction .

Mg（NH2）2与LiH的界面反应存在严重的动力学能垒，钾可以有效地活化Mg（NH2）2同时促进LiH参与反应，从而显著降低了该界面反应的能垒。

We found NaiCOs was the better precipitation agent than K2CO3 CO ( NH2 ) 2 ( NH4 ) 2CO3 and NaOH .

沉淀工艺研究了沉淀剂和沉淀方式及前驱物的影响，结果表明不同沉淀剂得到催化剂活性顺序为：Na2CO3＞K2CO3＞CO（NH2）2＞（NH4）2CO3＞NaOH。

SCR activity of the catalysts were investigated by temperature-programmed and isothermal reaction in fixed-bed reactor , using CO ( NH2 ) 2 as the reducing agent and simulated automotive exhaust gas .

采用程序升温和恒温法在固定床反应器常压条件下研究了以尿素作还原剂还原模拟汽车尾气中的NO。

Objective : To explore the protective effect of Phyllanthus urinaria ( PU ) extraction on cytoskeleton vimentin disrupted by nitrogen mustard ( NH2 ) in spermatogenic epithelium in vivo .

目的：研究叶下珠植物（PU）提取物对盐酸氮芥（NH2）损伤睾丸生精上皮细胞骨架中间丝波形蛋白的保护作用。

According to the results of orthogonal experiment between carbon source and nitrogen source , Suillus grevillei grew well in media of ( NH_4 ) _2HPO_4 + glucose and ( NH2 ) 2C4H4O6 + glucose .

在碳源和氮源的正交试验中，厚环粘盖牛肝菌（Suillusgrevillei）的两个菌株是在（NH4）2HPO4+葡萄糖及酒石酸铵+葡萄糖组合中生长最好。

After urea applied into soil 5 days , amide nitrogen in soil of ( NH2 ) 2CO treatment was 2.78 mg / Kg , this indicated that a majority of urea had been inverted to ammonium nitrogen .

尿素处理的土壤中酰胺态氮含量为2.78mg／Kg，这说明施入土壤5天后大部分尿素已转化为铵态氮。

Poly-Allylamine films with a power of 30W can preferably retain the configuration of former monomer and NH2 / C of the film descends from 2.27 % to 1.95 % before and after vacuum heat-treatment .

在功率30W下脉冲等离子体聚烯丙胺薄膜能较好的保持原单体的结构，薄膜伯胺基含量（NH2/C）由真空热处理前的2.27%降为热处理后的1.95%。

A porous polyurethane material for sporting ground was produced in laboratory scale . The effect of the factors , such as NCO content , MOCA content and OH / NH2 mole ratio , on the properties of hardness and density were discussed .

研制了用于运动场地的空心微珠聚氨酯材料，讨论了甲组分中NCO含量、乙组分中MOCA含量以及醇胺摩尔比对空心微珠聚氨酯材料硬度和密度的影响。

CdS semiconductor nano-films were grown on ITO glass substrates by means of chemical bath deposition ( CBD ) technique with Cd ( NO3 ) 2 as the Cd ions and ( NH2 ) 2CS as the S ions source .

分别以Cd（NO3）2和（NH2）2CS作为镉源和硫源，用化学沉积法（CBD）在ITO玻璃上生长CdS半导体纳米薄膜。

Chitosan is a straight-chain polymer with amino-group ( - NH2 ) and hydroxyl ( - OH ) so it can induce some reaction such as hydrolysis , hydroxymethylation , sulfonation , oxidation , complexation , condensation etc.

因为壳聚糖是直链型高分子多糖化合物，含有氨基和羟基，可发生水解、羟甲基化、磺化、氧化、络合、缩合等反应。

Main research contents and creative results as follows : 1 . Basing on the preparation of ( NH2 ) 4PcCu and SiO2 nanograins , the PA6 / SiO2 nanocomposites and the PA6 / ( NH2 ) 4PcCu nanocomposites were prepared by in-situ polymerization .

主要研究内容和创新成果如下：1.制备了四氨基铜钛菁纳米粒子和二氧化硅纳米粒子，在此基础上，采用原位聚合法制备了尼龙6/二氧化硅纳米复合材料和尼龙6/四氨基铜钛菁纳米复合材料。

When the content of the ( NH2 ) 4PcCu nanograins is 0.8 % , the tensile strength , elastic module and impact strength of the PA6 / ( NH2 ) 4PcCu nanocomposites increase 12 % , 24 % and 139 % than pure PA6 .

当尼龙6/四氨基铜钛菁纳米复合材料中的纳米粒子含量为0.8%时，纳米复合材料的拉伸强度、拉伸弹性模量和冲击强度比纯尼龙6分别提高了12%、24%和139%。

Al ( NO3 ) 3 Zr ( NO3 ) 3 and ( NH2 ) 2CO being used as material in the article , rare earth Zr Catalyst whose carrier was powder Al2O3 was gotten by co-precipitation and was used in the stage of Catalytic transformation in waste plastics cracking .

本文以硝酸铝、硝酸锆和尿素为原料，用共沉淀制取以超细氧化铝为载体的稀土锆催化剂，并将该催化剂应用于废塑料裂解的催化改质阶段。