The mechanism of reaction between CH_2(singlet state) and Fe(quintet and triplet states) was discussed in detail.
采用密度泛函理论(DFT)中的UB3LYP方法在6-311+G(2d,2p)水平上研究了五重态和三重态的Fe与单重态CH2反应的机理,在UB3LYP结构优化的基础上用耦合簇理论方法UCCSD(T)在相同水平下对各驻点进行了单点能校正。
The separation of H_2-CO gas mixture by pressure swing adsorption (PSA) process was studied.
采用变压吸附法进行H2 CO气体混合物的分离研究。
At a fixed frequency of input voltage,as hydrogen addition(H_2%) increases,both the firing and sustaining voltages change accordingly;and both the voltages minimize at an optimized H_2%.
使用AC-PDP宏放电单元测试了AC-PDP放电单元加入少量H2对Ne-Xe混合气体放电性能的影响。
Using DFT method at B3LYP/6-311G ** level, the possible electronic states of RuH 2 and RuN 2 have been calculated, including the chemical adsorption and physical adsorption.
用量子化学从头算方法在B3LYP/6 311G 的水平上 ,研究了RuH2 和RuN2 可能的电子组态和光谱性质 。
The catalytic reduction of NOwith H 2 was carried out over Al 2 O 3 and CuO/Al 2 O 3 catalyst.
采用 -Al2O3和CuO/ -Al2O3作为H2催化还原氮氧化物的催化剂,考察了反应温度、活性组分添加、原料配比以及原料气空速等对NO转化率的影响。
The present work devotes to calculate the transition matrix elements μ on , oscillator strengths f, Einstein A no and B on coefficients of H 2 from ground state X 1∑ + g to six of different excited states by CIS method and consider the effect of H 2 under the electric field 0,±36.
本文计算H2 从基态到激发态的跃迁矩阵元 ( μ) 0n,振子强度f0n,自发辐射系数An0 和吸收系数B0n(n=1- 6 ) ,还计算了在电场 →E =- 72 。
All patients were treated by H_2 receptor antagonist post.
结果:除1例十二指肠溃疡穿孔时间较长中转手术外,29例十二指肠球部穿孔和3例胃穿孔患者腹腔镜手术均获得成功,无并发症发生;术后辅助H2受体拮抗剂治疗,胃镜复查无复发。
Objective To explore the tolerance (desensitization) of the rat gastric parietal cell induced by histamine H_2 receptor antagonist and proton pump inhibitor.
目的研究鼠胃黏膜壁细胞对H2受体拮抗剂和质子泵抑制剂的耐受性(脱敏)。
inferior figures
下附数字(如H2中下附的2)
“ It's painted with the same paint used on the Hummer H2,” he notes.
它的涂装和军用吉普车悍马H2的一样。
The Expression and Significance of H2-calponin in Gastric Carcinoma;
H2-calponin在胃癌中的表达及意义
Construction of genomic DNA library for Veillonella parvula H2 in rumen
瘤胃中小韦荣球菌H2基因文库的构建
Polymorphism of Murine H2-Eb and Specific Humoral Immune Response;
小鼠H2－Eb位点多态性与特异性体液免疫应答
The Research on LacZ/H2-K～b Gene Transfection with SB Transposon System;
利用SB转座系统进行LacZ/H2-K～b基因转座研究
The Experimental Research of H∞/H2 Robust Control of Underwater Vehicle’ Attitude
水下机器人姿态H∞/H2鲁棒控制实验研究
Table 6 indicates the magnitude of the flammability range of SiH4 and H2 blends of NF3, O2 and air, respectively.
表6说明了SiH4和H2分别在NF3、o2和空气中的混合物的可燃范围的大
The Screening of Cyclin D3 Associating Partners and Study of the Interactions between Cyclin D3 and ERK3 or nm23-H2;
Cyclin D3相关蛋白的筛选及其与ERK3或nm23-H2相互作用的研究
Characteristics and Explosion-Proof Safety Guideline of Branch-Chain Explosion of Ploybasica Mixture Gas Containing H_2, CO and CH_4;
H2，CO和CH4多元爆炸性混合气体支链爆炸特性和防爆安全指标
Research of function and gene regulation network of invasion and metastasis related nm23-H2 gene of epithelial ovarian cancers
nm23-H2基因抑制卵巢癌细胞侵袭转移及调节网络初探
Analysis and solution for blind zone protection maloperation of MCD-H2 optical fiber differential protection device
MCD-H2型光纤差动保护装置盲区保护误动分析及对策
Analysis of the relationship between using H2 receptor antagonists and nosocomial infection of the patients with acute cerebrovascular diseases
急性脑血管病院内感染危险因素及H2受体阻滞剂应用相关性分析
Gorrelation of lupus nephritis susceptibility genes HZ and proteinuria level in NZB mice
新西兰黑鼠肾脏H2区域与蛋白尿强度的相关性探讨
The Japanese-made H2-A rocket was shown blasting off into a cloudy sky to applause from observers at the launch site on the tiny island of Tanegashima, where Japan's launch center is located.
日本从位于鹿儿岛县种子岛的发射中心显示了H2-A火箭发射云空的欢呼场景，
The Hasselblad H2 camera is the finest medium format dual-platform camera on the market today, handling digital and analogue capture with equal ease.
哈苏H2是目前市面上最精细的中等格式双平台相机,在数字和模拟的拍摄上都同样得心应手。
"Hydrogenation: Chemical reaction Between molecular hydrogen (H2) and another element or a compound, usually in the presence of a catalyst."
氢化:通常在有催化剂的情况下,氢分子(H2)与其它元素或化合物之间的化学反应。
The amount of gas in a cylinder is determined by the pressure, temperature, cylinder size, and cylinder pressure rating. The molecular symbol for hydrogen is H2 .
钢瓶的气体容量由压力、温度、钢瓶尺寸和钢瓶的额定压力来决定。氢的分子式是H2.。