查询词典 hydrogen chloride

This beautiful telescopic view combines a composite color image with narrow band data that isolates light from hydrogen and oxygen atoms in the wind-blown nebula.

这张美丽的望远镜影像是一张色彩合成的窄波段数据影像，分离了这个星云内氢和氧原子发出的光。

The results show that the catalyst causes the re-form reaction of CH 4 and steam to take place at a lower temperature (200～500 ℃) and to generate part of hydrogen.

实验和计算结果都表明，该催化剂使重整反应能够在较低温度下(2 0 0～ 5 0 0℃)发生，产生少量 H2 。

The result shows that the elimination reaction and ring closing reaction are synergistic, and the hydrogen in the elimination reaction derives from hydroxyl. In addition, the activation energy of the reaction is 139.2kJ/mol.

计算结果表明，该反应中的消除反应和成环反应是协同进行的，溴化氢消除反应中的氢来自与O(22)相连的羟基氢，反应的活化势垒为139.2kJ/mol，反应放热25.1kJ/mol。

Compared the INS spectra taken from RAL, it was found that all the potentials gave well-separated translational and librational regions. However, all of them can not reproduce the double peaks (about 28 and 37 meV) in optics band due to the lack of hydrogen bond.

除此之外为了分析不同的势能模型对水合物的描述效果，利用不同的刚性势能(TIP3P、BF和TIP4P)对水合物的振动谱进行了计算，通过与中子散射笼型水合物的。

Well-resolved absorption spectra of benzoic acid and its derivatives with one hydrogen atom replaced by a substituent group CH3, OH, NH2 or NO2 were reported in the frequency region between 6 and 67 cm－1 at room temperature with terahertz time-domain spectroscopy.

本文利用太赫兹时域光谱技术获得了295K时苯甲酸，不同位置取代的甲基苯甲酸以及不同取代基对位取代苯甲酸在6至67 cm-1波段的时域光谱。

The cause of weldmetal porosity is the contaminations of hydrogen in the weld metal.

焊接金属中的氢污染是造成焊接金属的多孔性的原因。

Inside a fuel cell, the hydrogen and oxygen combine and produce electricity, water and heat as a waste.

燃料电池内部的氢气和氧气结合产生电力，水和热量的浪费。

This provides additional space within void space 86 for the mixing of the hydrogen and air.

这提供了额外的空间无效空间为86的混合氢气和空气。

The influence rule to powder quality and quantity from some technical parameters such as materials vapor tension, gas pressure, the ratio between hydrogen and argon, current intensity and gas circulate intensity were discussed by single-factor experiment, on the base of which the perpendicularity experiment scheme was arranged.

本文采用压力模型计算出稳定弧光制粉时的气相空间温度在373K以下；从电流密度和电导率角度计算出等离子体电弧场中心温度高达5000-6500K；由此得出弱电离等离子体自由弧的自身温度场即使没有外界强制冷却，在等离子体焰区特征半径(约1.26cm)范围内的温度梯度就可达4787℃/cm，这是电弧等离子体温度场分布高度集中的具体表现，也是纳米金属粉末无须液氮冷却就能生成的本质原因，阐释了等离子体温度场自身的极大温度梯度是金属粉体纳米化的控制机制。

There are two important mechanisms for increasing laser power afteradding hydrogen:(1)The gas temperature and CuBr vapor density at the center of lasertube are reduced, it decreases collision energy depletion of electron and leads to increaseelectron temprature;(2)Electron density increases during the pulse, the skin effect andthe" black center" of laser are improved.

同时，脉冲期间的电子密度增加，电子密度的趋肤效应减弱，激光的&黑心&现象被改善。2存在一个最佳充氢范围，其原因是：充氢后，随着气体温度的进一步降低，电子温度和铜原子数密度也将下降，它们与使电子温度升高的因素相互制约，抑制了激光能级粒子数的增长。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48