空速

Using urea as reducing agent, the active agents which loaded on carrier before and after modification deoxidize NO.

并考察以尿素为还原剂，改性前后的载体负载活性组分为催化剂催化还原NO的活性，结果表明，提高比表面积，空速在24000h。

JHO-2 catalyst requires low reaction temperature, has high space velocity and high deoxygenation efficiency, and the residual oxygen in the carbon monoxide gas is lower than 1ppm.

JHO-2型催化剂具有反应温度低、空速大、脱氧效率高等特点，净化后一氧化碳气体中残氧量小于1PPM 。

The results showed that, both diene and alkaline nitrogen-containing compounds had negative influence on the aromatization stability of the catalyst.

用小型固定床加压反应器研究了液化石油气（C4 LPG）中的丁烯在纳米ZSM-5型催化剂DLG-1上的低温芳构化反应，重点考察了原料中二烯烃和碱性氮杂质，以及反应温度、压力和C4 LPG进料重量空速条件对催化剂芳构化反应活性及稳定性的影响。

The reaction conversion and selectivity can be increased effectively by using multi-stage hydrogenation process and controlling H 2/ diolefin s molar ratio.

以该催化剂为基础开发的长链双烯多段选择性加氢工艺，在很宽的温度、压力、空速范围内都可达到很好的结果，严格控制氢气与双烯烃摩尔比，可有效提高反应的转化率和选择

The carbon chain growth elementary reaction kinetics of higher alcohol synthesis on copper-cobalt catalyst have been studied in this paper.

5MPa、空速为 4 0 0 7h- 1的条件下，对铜钴催化剂上低碳醇合成的碳链增长基元反应动力学进行了深入的研究，根据Anderson -Sclmlz-Flory分布，求得了铜钴催化剂上 Cu/Co=0 。

The results showed that the equilibrium conversion of toluene and trimethylbenzene decreased as temperature increased, and the equilibrium concentration of xylene decreased as ...

比较了β沸石催化剂上此体系在不同空速和温度下的化学反应产物组成与平衡组成，升高温度有利于缩小化学反应与平衡的差距。

The effect of processing conditions on the etherification was studied.

并研究了工艺参数对醚化反应的影响，同时确定其最佳反应条件为：反应温度60～65℃，反应空速2.5～3.0h－1，醇烯比为（14～15）g／100g。

In pilot test of 150 t/a of synthesizing ethylene glycol tbutyl ether from isobutene and ethylene glycol, reaction temperature, catalyst life, reaction heat draw and affection of LHSV on etherization are investigated.

通过异丁烯与乙二醇合成乙二醇特丁醚 1 50 t/a中间试验，考察了反应温度、液体空速对醚化反应的影响及反应器的撤热情况，考察了催化剂的寿命，提出精制各塔操作参数和产品质量指

The overall NOX removal efficiency is expressed as an explicit function of space velocity and other parameters, and a simple analytic solution is obtained.

NO_x转化率可以表示为空速和其它参数的显函数并获得单一的解析解。

It was revealed that content of water among nitriding agent, space velocity, final nitriding temperature, temperature rate, the ratio of N2 and H2 all have impacts on the formulation of high surface area γ-Mo2N and the significance reduces in turn.

研究发现氮化剂中水含量、空速、氮化终温、升温速率、氢氮体积比对高比表面积γ-Mo2N/SiO2的形成均有影响，且影响显著性依次降低。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失