空速

This paper mainly studies the effect of pressure, LHSV, temperature and mole ratio of alcohol and alkene on conversion ratio of tertiary amylene.

本文主要考察和研究了反应压力、空速、反应温度、醇烯摩尔比对叔戊烯转化率的影响。

The effects of reaction temperature, molar ratio of benzene to DEO and WHSV on the alkylation reaction were also studied.

此外还考察了温度、原料配比、空速等条件对该反应的影响。

The experimental results indicate that the catalytic decompose efficiency of anthracene reduced linearly with reaction temperature and the concentration of anthracene increased.

实验结果表明：随着催化反应温度的升高，蒽的催化分解效率呈下降趋势，而且呈大致的线性变化规律；蒽的催化分解率随蒽的浓度呈线性递减规律；蒽在V_2O_(5~-)WO_3／TiO_2催化剂上具有良好的空速特性。

The experimental results showed that reaction temperature and space velocity had remarkable influence on aromatization of light hydrocarbons.

考察了反应温度、空速和高径比条件对轻烃在分子筛催化剂上低温芳构化制取高辛烷值汽油性能的影响。

The effects of reaction temperature WHSV and addition of water vapor on skeletal isomerization of butene over SAPO-11 catalyst were investigated in a fixed-bed down-flow reactor.

在连续流动固定床反应装置上，考察了温度、空速及添加水蒸汽对混合丁烯在SAPO-11分子筛催化剂上骨架异构化的影响。

The experimental results show that:Under the conditions of reaction temperature 350℃,space velocity 4 800 h~(-1)and volume ratio of air to waste gas 15,the conversion rates of chloromethane and total hydrocarbon are all larger than 99%;There is almost no phosgene generation;HCl in the tail gas of oxidation can be well absorbed by NaOH solution;The activity of the catalyst usingγ-Al_2O_3 a...

实验结果表明：在反应温度为350℃、空速为4 800 h~(-1)、空气与氯甲烷废气的体积比为15的条件下，氯甲烷转化率和总烃转化率均大于99%，催化氧化过程中基本不产生光气；催化氧化反应后尾气中的HCl用NaOH溶液作吸收剂的吸收效果较好；γ-Al_2O_3为载体的催化剂活性基本稳定。

Differences and similarity of the cold start and light off effects were analyzed.

详细分析了空速对两种催化剂起燃特性影响的相同与不同之处及其原因。

The results indicated that higher phenol conversion and cyclohexanol selectivity could be obtained under the condition of higher temperature and pressure, and lower space velocity and methanol content, while phenol concentration had almost no effect on the reaction performance.

结果表明，较高的反应温度和压力以及较低的液体空速和甲醇含量有利于提高苯酚的转化率和环己醇的选择性，但是苯酚的浓度对反应性能的影响不大。

While descending to3000 feet, a barge swan shot past smashed the pilot tube, air speed indicator out of order.

在下降到3000英尺的过程中，一只大天鹅很快越过，撞坏了空速管。真空速表失效。

Airspeed (our relative motion through the air) and 2. Groundspeed (our speed relative to the ground).When flying speed is 30 km/h in a 30 km/h head wind, then our groundspeed is zero.

第一，空速以及第二，地速当我们以时速三十公里飞行但是顶著时速三十公里风时，此时我们的对地速度为「零」。

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