查询词典 hydrogen

A variatioual calculation of the energy of the-2s2 is state of helium has been carried out with the use of a wave function of the Hylleraasian typo. The wave function is where s,t u are in units of 4 times the first Bohr radius of hydrogen.

本文以变分法计算2s~21~S态氦原子之能量，所用之波函式，即：=e~(-0.2278s){1-0.17079s-0.063155u-0.013869t~2 +0.010044u~2+0.0064785s~2}上式中之s，t，u均以4倍於氢原子之第一Bohr半径为单位。

He points to an Earth bug called the bombardier beetle that produces a boiling-hot spray that is 25 percent hydrogen peroxide as a defense weapon.

他表示一种称之为"轰炸员"的地球虫类，能分泌出一种滚烫的液滴作为自我保护的工具，这样的液滴中含有百分之25%的双氧水。

This paper is on computing several quantities, such as global softness、charge distribution and hydrogen bond energy of polypeptides and base pairs of nuclei acid by using ABEEMσπ model.

本文即在前人的基础上进一步应用该模型计算生物分子多肽和核酸中碱基对的电荷分布、氢键能、整体软度等物理量。

This paper describes hydrogen shield diffusion braze welding technology for precise parts of copper and compound metal.

本文阐述的是，铜及其合金精密零件氢气保护扩散钎接焊工艺问题。

The model of adiabatic spherical to columnar hydrogen bubble growth in large leak sodium water reaction as well as the model of secondary loop pressure propagation with the one dimensional characteristic method are established under one double ended guillotine tube break in the steam generator of liquid metal cooled fast breeder reactor.

研究建立了钠冷快堆蒸汽发生器在单管束发生双端断裂情况下钠水反应中气泡从球形到柱状的变温绝热生长模型，及采用一维特征线方法建立的压力波在快堆二回路中的传播模型。模型中考虑了爆破膜、管壁弹性变形和气蚀的影响。

Because it is so bright and sunny here in Reno, we have in many ways the perfect location for photo-hydrogen generation.

因为它是那么美好，阳光在这里雷诺、我们已经在多方面的位置让照片生成氢气。

Finally, this paper bring forward countermeasures of chinese hydrogen energy economy based on above analysis.

最后，在上述分析的基础上，对我国氢能源经济的发展提出了建议。

A salt of bromic acid .an acid tartrate; a hydrogen tartrate.

一种酸性酒石酸盐，氢的酒石酸盐。

Ion chromatography method for determining of Hydrogen bromide in air sample was described in this paper.

探讨环境空气中溴化氢的测定。

Thinking serum sodium level is reduced is Mao Xi bronchitic common complication, the pine that natrium of inchoate application blood intervenes cure and large dose hydrogen sulfide are taken an examination of has effect of favorable prevention and cure to disease of low natrium blood.

认为血清钠水平降低是毛细支气管炎常见的并发症，早期应用血钠干预治疗及大剂量氢化考的松对低钠血症具有良好的防治功能。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。