500BTU是多少kJ？
500BTU = 527.528kJ
是527.528kJ，所以说成528kJ也没问题——四舍五入的误差在0.5%以内。
反过来，500kJ是多少BTU？
500kJ = 473.9085BTU
计算公式: kJ = BTU × 1.055056
该数值前后的 BTU → kJ
50 BTU52.7528kJ
100 BTU105.5056kJ
150 BTU158.2584kJ
200 BTU211.0112kJ
250 BTU263.764kJ
300 BTU316.5168kJ
350 BTU369.2696kJ
400 BTU422.0224kJ
450 BTU474.7752kJ
500 BTU527.528kJ
550 BTU580.2808kJ
600 BTU633.0336kJ
650 BTU685.7864kJ
700 BTU738.5392kJ
750 BTU791.292kJ
800 BTU844.0448kJ
850 BTU896.7976kJ
900 BTU949.5504kJ
950 BTU1,002.3032kJ
1,000 BTU1,055.056kJ