USRT(RT) , Kcal/hr , Btu/hr , MBH , Kw. ✓ [ 1RT=3024Kcal/hr =12000Btu/hr =12MBH ... [ Q: Kcal/hr LPM: l/min △T:(T2-T1) T2:出設備水溫(℃) T1:進設備水溫(℃) ].
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