nH的例句大全

Nano-silica was prepared by the sol-gel method with the hydrolysis and condensation of tetraethyl orthosilicate ( TEOS), and incorporated ammonia chloride ( NH_4Cl) as cationic surfactant.

采用溶胶-凝胶技术，利用正硅酸乙酯的水解和缩合反应，用NH4Cl作为阳离子表面活性剂，在短时间内制备了纳米SiO2粉末。

Chemo-enzymatic Synthesis of Bz-RGDS-NH_2, the Precursor of Cellular Adhesion Motif RGDS Tetrapeptide

化学&酶法合成细胞粘附位点RGDS前体四肽Bz-RGDS-NH2

Multiple equilibrium is an important part in the theory of equilibrium of solution. The writer discusses the multiple equilibrium in solution by analysing the example of adding ammonia liquor into Cu ( NH 3) 2+ 4 solution.

溶液中的多重平衡是溶液平衡理论的重要内容，通过对往铜氨溶液中加入氨水例子的分析，讨论溶液中的多重平衡。

Study on the Technological Conditions of NH_3-N Wastewater Treatment with Liquid Membrane

液膜法处理氨氮废水工艺条件研究

The COP of NH_3/ CO_2 cascaded refrigeration cycle can be enhanced largely by using expander in NH_3 high temperature cycle and CO_2 low temperature cycle.

在NH3/CO2复叠式循环的NH3高温循环和CO2低温循环中都采用膨胀机代替热力膨胀阀，可以大大地提高COP。

The effect of acidity on the amination of methanol over non modified, and cation exchanged and steam treated mordenite catalysts has been investigated by Py IR, NH 3 TPD and temperature programmed desorption of the adsorbed products retained on the surface of used catalyst.

用NH3－TPD、Py－IR和催化剂表面吸附产物的程序升温脱附方法，研究了丝光沸石经阳离子和水蒸气改性前后的酸性对甲醇胺化反应性能的影响。

The nitride catalyst of CoMoN_x/ γ-Al_2O_3 was synthesized by using Co ( NO_3)_2 · 6H_2O and ( NH_4)_6Mo_7O_ ( 24)· 4H_2O as sources and nitrided with N_2-H_2 mixture by process of temperature programmed reduction.

以Co（NO3）2·6H2O以及（NH4）6Mo7O24·4H2O为原料，采用N2-H2为还原气，通过程序升温还原反应的氮化处理技术，合成了CoMoNx/γ-Al2O3催化剂。

Spectrophotometric determination of trace copper in ternary complex system of Cu ⅰ-NH_4SCN-rhodamine B

铜Ⅰ硫氰酸铵罗丹明B三元络合物体系分光光度法测定微量铜

Simplex Optimization Method for the Composition Determination of V ( V)-NH_2OH-PAR Ternary Complex

单纯形优化法研究V（V）－NH2OH－PAR三元配合物组成比

In order to study the effect of LiBr additive on the NH_3/ H_2O absorption system, the equilibrium cell was used to measure the thermal property of ternary ammonia-water-lithium bromide solution.

采用静态平衡釜对NH3-H2O-LiBr三元混合溶液的平衡压力及平衡温度进行了实验研究，以考察加LiBr添加剂对氨水吸收式制冷系统的影响。

The Study on Ternary System Phase Equilibrium of NH_4Cl-KCl-H_2O at 25 ℃

25℃NH4Cl-KCl-H2O三元体系相平衡的研究

The catalytic amination of isobutene, the catalytic amination of methyl tert butyl ether and the reaction of tertiary butyl alcohol with HCl and NH 3 to give tert butylamine are discussed with emphasis.

着重讨论了异丁烯催化氨化法、甲基叔丁基醚催化氨化法和叔丁醇卤化再氨化法等3种方法。

The FeSO_4 obtained by reduction is purified, adding to NH_4OH-NH_4HCO_3 solution containing organic additives, precipitated and finally washed and then calcined at 900 ℃ for 2 hours. The calcined product is washed using dilute nitric acid and hydrofluoric acid, obtaining high-purity α-Fe_2O_3.

还原后得到的硫酸亚铁经过净化除杂，滴加到含有适量有机添加剂的沉淀剂NH4OH-NH4HCO3中，沉淀洗涤干燥后900℃煅烧2h，煅烧产品再用稀硝酸和氢氟酸洗涤，得到高纯球形-αFe2O3。

Thermochemical Properties and Decomposition Kinetics of Nanoparticle NH_4 ZnPO_4 with Dodecahedron Morphology

纳米十二面体磷酸锌铵的热化学性质及分解动力学

Calculation of Thermodynamic Properties of NH_3-H_2O Solution at High Temperature and Pressure

NH3-H2O溶液在高温压下热力性质的计算蒸发式冷凝器的热力计算

The surfaces of poly-Si thin film and gate oxide of thin film transistors were passivated using N 2O/ NH 3 plasma. Radiation Characteristics of N_2O-Annealed H_2-O_2 Grown Oxide

采用N2O和NH3等离子钝化技术对多晶硅薄膜表面和栅氧表面进行了钝化处理。氮化H2-O2合成薄栅氧抗辐照特性

Study on the Solubility of the Three-Component System KCl-NH_4Cl-H_2O

KCl-NH4Cl-H2O三元水盐体系溶解度的研究

Growth promoting effects of ( D-Ala~ 6, des Gly-NH_2~ ( 10))-LHRH ethylamide and thyrotropin releasing hormone on 19 young dwarfs due to schistosomiasis japonica

促黄体释放素类似物和促甲状腺激素释放激素对青少年型日本血吸虫病性侏儒症的促生长发育作用

The Improved Method on Determining Chemical Reaction Speed Using Reacting Time of ( NH_4)_2S_2O_8 with KI

（NH4）2S2O8与KI反应记时测定化学反应速度方法的改进

Methods: Determine the Catalytic effect of Cu(ⅱ) on the Oxidation of Titan yellow by H 2o 2 in a NH 3 · H 2 O medium.

方法：氨水介质中，利用Cu2+催化H2O2氧化达旦黄的褪色反应，建立测定发中Cu的实验条件和体系。