A bottom layer of nickel catalyst was provided to promote the endothermic reaction of steam and methane.
底层镍催化剂促进蒸汽和甲烷的吸热反应。
A new catalytic distillation process for the endothermic reaction of the dehydrogenation of isopropanol is developed in this work.
研究开发了一种新的吸热反应的催化蒸馏过程，即异丙醇脱氢的催化蒸馏过程。
The absorption process is a spontaneous endothermic reaction. Accordingly, adequate drop of bed temperature is helpful for the absorption.
吸附过程是自发进行的吸热反应，适当降低床层温度有利于吸附过程。
The decomposition reaction is endothermic reaction for the ground state of hydrazine, but it is exothermic reaction for the first excited singlet state of hydrazine.
基态分子分解反应是吸热反应，而单态第一激发态分解反应是放热反应。
Unreacted calcium oxide or calcium carbonate generates sufficient heat to the endothermic reaction between calcium fluoride and sulfuric acid so that no external heat is needed.
未反应的氧化钙或碳酸钙为氟化钙与硫酸之间的吸热反应产生足够的热量，从而不需要外部的热量。
Although the reaction is endothermic, the main reaction has been almost completed at this time, so the temperature will decrease slowly in the upper part.
在中上部，虽然反应吸热，但此时的主要反应已基本完成，因而温度下降缓慢。
Although the reaction is endothermic, the main reaction has been almost completed at this time, so the temperature will decrease slowly in the upper part.
在中上部，虽然反应吸热，但此时的主要反应已基本完成，因而温度下降缓慢。
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