In order to improve stability of catalyst, some process methods, such as increasing CO_2 and CH_4 molar ratio, gas space velocity, and reaction temperature, were adopted.
提高原料气中CO_2与CH_4摩尔比，气体空速，反应温度可以提高催化剂稳定性，减缓催化剂的失括速度。
By studying the filtered starlight, astronomers can determine such a planet's atmospheric composition and also the direction and velocity that any gas lost to space is moving.
通过研究过滤后的恒星光，天文学家确定该行星大气的组成，以及气体被吹入太空的方向以及速率。
For explosion process of gas cloud in closed vessels, flow field parameters, such as pressure, velocity, density, temperature, concentration and so on, vary with time and space.
对于球形密闭容器内气云的爆炸过程，压力、速度、密度、温度、浓度等流场参数均随时间、空间而发生变化。
The influence of hydrazine concentration in waste gas, space velocity, environmental temperature, oxygen concentration on the purification efficiency was discussed.
考察了废气中的肼浓度、空间速度、环境温度、氧浓度等因素对含肼废气净化效果的影响及这种催化剂的使用寿命。
Application of solid ferric-oxide desulfurizers has been limited for a long time because the gas with high sulfur content can't be purified sufficiently under high space velocity.
固体氧化铁脱硫剂长期以来因硫容量低，用于高含硫气体时，存在着在高空速下气体净化度不高的问题，限制了氧化铁脱硫剂的应用。
The tube inlet throttle has great influence on the time space distributions of the gas velocity and pressure.
身管入口节流对燃气流速和压力的时空分布产生重要影响。
The impact of dry gas on FCC reaction becomes increasingly pronounced with lower reactor temperature and lower hourly space velocity, greater catalyst to oil ratio and longer reaction time.
而且在反应温度和空速越低、剂油比越大、反应时间越长的条件下，催化裂化反应受干气比率的影响越明显。
Velocity for loss of nickel is also influenced by nickel content in catalyst and space velocity of carrier gas Kinetic equation of nickel loss was obtained.
催化剂中钼含量及载气空速也会影响钼的流失速率。得出了钼升华流失的动力学方程。
The effects of reaction temperature and space velocity on the cracking gas and liquid product yields and distribution of light FCC gasoline were investigated.
考察了反应温度和空速对催化裂化轻汽油裂化反应气液相收率和产品分布的影响。
Tile effects of space velocity, pressure, feed gas composition and activity of catalysts on thermal sta…
讨论了空速、压力、气体组成、催化剂活性等对热稳定性的影响和操作裕度与热稳定性的关系。
Tile effects of space velocity, pressure, feed gas composition and activity of catalysts on thermal sta…
讨论了空速、压力、气体组成、催化剂活性等对热稳定性的影响和操作裕度与热稳定性的关系。
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