Youth softball teams are cutting back on travel to tournaments. (WHSV-TV)
青年垒球队正缩短巡回赛行程。
The influence of reaction temperature and WHSV on conversion of propylene oxide is not appreciable.
反应温度和空速对环氧丙烷的转化率影响不大。
Yield of reformate oil, hydrogen and aromatics was increased by 1.3 %, 0.5 % and 2.2%, respectively, when WHSV increased by 20%.
在质量空速提高20%，反应条件基本相同的情况下，重整生成油的收率、纯氢产率和芳烃产率分别可提高1.3%、0.5%和2.2%。
Effects of reaction conditions, including WHSV, reaction temperature, N_2 content and time on stream, were studied on side chain alkylation of toluene with methanol over basic zeolite catalysts.
研究了重量空速、反应温度、载气流速、反应时间等工艺条件对甲苯、甲醇在碱性沸石上侧链烷基化反应的影响。
Effects of reaction conditions, including WHSV, reaction temperature, N_2 content and time on stream, were studied on side chain alkylation of toluene with methanol over basic zeolite catalysts.
研究了重量空速、反应温度、载气流速、反应时间等工艺条件对甲苯、甲醇在碱性沸石上侧链烷基化反应的影响。
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