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1千克力·米/秒(kgf·m/s)= 9.80665瓦(w) 1米制马力(hp)= 735.499瓦(w) 1卡/秒(cal/s)=4.1868瓦(w) 1英热单位/时(btu/h)= 0.293071瓦(w) 1千瓦(kw)= 3.6×10^6焦耳(j)/小时(h)