查询词典 gas-forming reaction

The hydrogen gas was evolved in the cathodic reaction region,and led to the evolution of uranyl ion hydrolysis.

在阴极反应区，由于氢的不断释放，导致铀酰离子在不锈钢电极上析出。

The gas is the products of the reaction between the C and the impurities and some other impurities which volatilize at high temperature .

此外，原料中的杂质同C在高温下反应生成的气体产物和高温下以气体形式外逸的杂质也会阻碍C的完全转化。

Key Words:Light Stress,Chinese White Poplar,Gas Exchange,Photochemical Reaction

从而在定量分析气孔非均匀关闭现象上进行了有益的探索。

Mr Sridhar paints a glowing picture of the potential of Bloom's technology, which uses a series of discs, made from zirconium oxide and coated in special inks, to induce a chemical reaction that turns natural gas, among other fuels, into electricity.

斯里达尔就Bloom技术的潜力描绘了一副生机勃勃的景象。Bloom是一系列的由氧化锆制造的陶瓷板，涂有特殊墨水层，以产生化学反应使在其他燃料中的天然气转变为电能。

The oxidation of solid biurea with chlorine in aqueous solution to produce azodicarbonamide was experimentally studied in a 1 L agitated glass vessel with a four-blade paddle stirrer. Based on the film theory, a model is first developed for this system by taking the gas-liquid and solid-liquid mass transfer, solid dissolution, and instantaneous reaction between the dissolved reactants into consideration.

在玻璃搅拌反应器中进行了固体联二脲与氯气液相氧化反应生成发泡剂 ADC过程的传质与动力学实验，提出了基于双膜理论的数学模型，以描述这一反应系统所涉及的气液和固液传质、固体溶解以及溶解物在液相中发生瞬间反应，特别是随反应进行固体反应物粒径变小导致固液传质速率减小的复杂过程。

The results show that the formation of dry gas is abided by reaction mechanism involving the cleavage of pentacoordinated Carbonium ion which is formed by the protonation of alkanes over acidic catalyst.

结果表明，烷烃分子首先在催化剂酸性中心作用下发生质子化反应，烷烃分子链上易受到氢质子进攻的位置一般在其叔碳原子或碳链中心碳原子附近的C—H键或C—C键处，形成两种反应过渡态物种——五配位正碳离子H-Carbonium和C-Carbonium。

A production method of potassium dihydrogen phosphate includes the following steps: using phosphoric acid and potassium chloride to make them produce double decompositino reaction to produce potassium dihydric pyrophosphate and hydrogen chloride gas; hydrolizing potassium dihydri pyrophosphate to produce potassium dihydrogen phosphate; and the equipment used can solve the problems of mixed hydrochloric and phosphoric acids corrosion and expansion due to heating.

本发明公开了一种磷酸二氢钾的生产方法，其特征在于用磷酸与氯化钾进行复分解反应，生产焦磷酸二氢钾和氯化氢气体，焦磷酸二氢钾进行水解生产磷酸二氢钾，所用设备解决了盐酸、磷酸混酸腐蚀材质及加热造成的膨胀问题，本发明产品达到了磷酸与氢氧化钾中和法的质量，大幅度地节约了原材料的成本。

CO is used to produce formate,formic acid and oxalic acid by reacting with alkaline,in which the CO usually from coal vaporization is replaced by the CO from tail gas of yellow phosphorus production,by-reaction between thermal phosphoric acid and formate or oxalate to produce formic acid or oxalic acid,and by product dihydric phosphates.

提出用生产黄磷尾气中的CO与碱反应生产甲酸盐甲酸草酸，或利用热法磷酸和甲草酸盐反应生产甲酸草酸并副产磷酸二氢盐，继续加工可制得磷酸盐系列和碳一化工系列产品分析该磷化-碳一化工产业在节能减排降低投资与生产成本方面的优势，并简述了黄磷尾气杂质对产品质量的影响及尾气的净化方法

Gas Chromatography;Relative Density;alpha-Chloro reaction;dodecanoic acid;alpha-chlorododecanoic acid;fatty acid

本文建立的气相色谱-相对密度耦合法，有利于在线监控脂肪酸的α-氯代反应深度。

Under the optimal reaction conditions of 0.5MPa pressure, at 150℃, H2 gas flow rate of 5000 mLh^(-1) and liquid flow rate of 5.0mLh^(-1), the conversion of furoic acid, selectivity to methyl tetra-hydro-furan formiate and yield of methyl tetra-hydro-furan formiate can reach 99.0%, 98.2% and 97.2%, respectively.

结果表明：在0.5MPa，150℃，氢气流速5000mLh^(-1)，液体流速5.0mLh^(-1)（氢油比为50）时，呋喃甲酸转化率为99.0%，四氢糠酸甲酯的选择性98.2%，产率97.2%。

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％。