Comparison was made to the isenthalp approximate method commonly used in engineering with the accuracy method, the feasibility of the en...
于空气调节中常用的密度公式也进行了分
。
Comparison was made to the isenthalp approximate method commonly used in engineering with the accuracy method, the feasibility of the en...
于空气调节中常用的密度公式也进行了分
。
Operating costs of using the steam jet refrigeration system to cool the temperature of water in air conditioning system are lower than the refrigerative compressor.
用蒸汽喷射制冷设备作为空气调节系统的冷源,不论在基建费用及经常转费用方面均较氨冷冻机来得经济,因此近年来它已渐为有关工业部门所
。
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