A comprehensive review is given on the working principle of absorption and adsorption heat pumps, the study and development of their working pairs and cycles.
本文叙述了升温型吸收和吸附式热泵的工作原理，热泵工质对及热泵循环系统的研究与进展状况。
This study has tried to make a comprehensive review of the development of education economics in Japan, by focusing on quantitative analyses.
本文总结了迄今为止日本教育经济学中实证研究的成果，探讨了今后需要进一步研究的课题。
A study was made on concrete creep under different curing temperatures, and the comprehensive effects of time and temperature on creep development were expressed with the chemical reaction rate.
对不同养护温度下的混凝土徐变进行了研究，用化学反应速率描述温度对混凝土徐变的影响。
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