查询词典 gas-forming reaction

The reaction between rust of oil tank inner wall and dry H2S gas was simulated. The influence of sulfidation temperature and time, air speed and water was investigated. The oxidation tendency of sulfurized products was investigated by changing oxidation temperature.

模拟储油罐内壁铁锈和干燥H2S气体的反应，考察了水浴温度、硫化时间、空气流速及水分对铁氧化物硫化后产物的自燃性的影响，通过硫化产物在氧化过程中温度的变化，考察硫化产物的自然氧化倾向。

In the medical isotope reactor to separate and purify the medical isotope 99Mo and 131I, the reactive heat is constantly generated in the process of reaction, associated with the production of fission gas. In order to control the average temperature (usually≤80℃) of the reactor to prevent the sample from volatilizing, the cooling system of the reactor need to be designed carefully.

在使用医用同位素反应堆分离提纯医用同位素99Mo和131I时，由于反应过程中会不断产生热量并伴随裂变气产生，为了控制堆内平均温度(通常≤80℃)以使样品不致挥发，这就需要精心设计反应堆的冷却系统。

In this work, a full optimal calculation on the molecular geometry and electronic structure of C24H30O8 has been performed using density functional theory methods at B3LYP/6-31G(superscript *) level. The solvent effects of C24H30O8 have also been investigated based on Onsager self-consistent reaction field model in chloroform, acetone, DMSO and water. On the basis of optimized geometry in gas phase the vibration analysis is carried out and the IR principle peaks scaled by 0.9613 are in good agreement with experimental.

采用密度泛函理论方法，在B3LYP/6-31G水平下全优化得到了该化合物的分子几何构型和电子结构；依据Onsager自恰反应场模型考察了其在氯仿、丙酮、二甲亚砜及水等溶剂中的溶剂化作用；基于气相优化结构进行了B3LYP/6-31G振动分析，用0.9613校正后的主要红外光谱与实验符合得很好。

In the present work, different shaped carbon nanotubes were produced by the general CVD and the template method at different temperature (600 ℃,700 ℃) with the reaction gas of acetylene.

以乙炔作为反应气，用化学气相沉积法和模板法在不同温度(60 0℃、70 0℃)下制备了不同形貌的碳纳米管，并采用TEM ，HRTEM ，SEM ，XRD ，Raman和充放电实验方法研究其形貌、结构和电化学嵌锂性能。

As sulfuric acid , prepared from blowing furnace flue gas in the copper sulfide ore smelting, is easy to get reddish, blackish and greenish, reasons are found through analysis and detection, flame color reaction and hanging experiment in combination with the production process.

针对利用硫化铜矿冶炼吹炼炉烟气制得的硫酸易发红、发黑和发绿的情况，结合生产工艺，利用分析检测、焰色反应和挂片实验等手段，明确了原因。

Patients have been cured over the years has proven that:"snore snore quietly," capsule with treating the symptoms, blood pairs of fill, Qi Xie stasis, Tongqiao Xingnao, Qingyan benefit dry, Shugan Qi, lipid-lowering blood pressure, Paul Liver Liver, enhance the effectiveness of functions, enabling the body's "essence, gas, god" full tune up so that the "tired" of the heart and brain, oral cavity and respiratory organs,"refreshed","all in their place,"" responsible for their own,"" harmonization,"return to nature when they are not ill health, and without any toxic side effects (ie: no addiction, no dependency, no pain, no trauma, no adverse reaction).

病人已治愈多年来已证明：&打鼾打鼾地说：&与症状治疗，胶囊剂，血液对填土的契化瘀，通窍醒脑，清咽效益干，疏肝理气，血脂，降低血压，保罗肝肝，提高效率的功能，使人体&的本质，天然气，神&完全调好，使&厌倦了心脏和大脑，口腔和呼吸系统器官&，&刷新&，&在他们的地方，所有的&&为自己负责&，&协调&，回归自然时，没有患病的健康，无任何毒副作用（即：无吸毒，无依赖性，无痛苦，无创伤，无不良反应）。

The light-off character test of prototype is done on engine bench, in this test, the reaction choice of electric heating catalyst is found and the drop of light-off temperature is higher than the max raising temperature of exhaust gas that is from the power of electric heating.

对研制出的车载电加热净化装置在发动机台架上进行了催化剂起燃温度测试，发现电加热净化具有明显反应选择性，而且，起燃温度降低的幅度大于电加热能量使气体温升的最大值。

From the analysis of the PCDD/Fs concentrations in the gas phrase and solid residual, the several kinds of potential chemical reaction and physical changes of dioxin that occur at the different temperature are concluded. At the same time, desorption ratios of 17 toxic dioxin congers and the better desorption conditions are studied.

通过气相和固体残留中二英的含量分析，推测了二英在不同温度条件下可能发生的几种化学反应和物理变化，同时研究了17种有毒二英的热脱附效率和飞灰的最佳热脱附条件。

Synthesized all above, the heat and mass transfer of charge bed is discussed in detail. After choosing seriously the former study results in this field, a whole temperature range process model for firing iron ore pellets containing solid fuel is established as well as its software is edited. The main physical chemistry reaction process within pellets and the heat statement can be calculated exactly with the process as long as the physical and chemical parameters of raw material are obtained through basic experiments. After finding out the reason of"temperature hysteresis"and"heat inertia"of the experimental induration device, a new kind of experimental induration device is designed. The"temperature hysteresis"of hot gas flow in the new device is avoided.

综合以上对焙烧球团矿时球团矿内各种物理化学反应过程的分析与研究的结果，仔细地分析研究了球团矿料层中的传热质现象，认真筛选了前人对填充床的传热传质的研究结果，提出了全温度范围球团矿焙烧过程模型，并编制了相应的计算机软件，只要通过基础实验，获得原燃料的基本物性参数（如化学反应速度常数，矿粉、煤粉的粒度及此表面积以及球团矿的导热性等），利用这一软件就能准确地计算出焙烧球团矿时球团矿内各种物理化学反应过程和料层内的热工状态。

Through the contrastive experiment and the numerical simulation between the pulverized coal and the char without volatile, the interaction of volatile flame, CO gas reaction and char particle combustion is studied.

碳粒燃烧的连续膜模型的计算结果和FTIR E-T测温实验结果表明，在实际煤粉火焰条件下，单膜模型和严格的连续膜模型的预报结果相差较大，特别是对着火点及着火后某段区间内的颗粒温度的预报，是仅考虑表面氧化反应C+1/2O〓→CO的单膜模型所无法完成的，这说明了单膜模型存在一定的应用局限性。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。