馬力就是功率功率分為公制英制與SI制公制與英制又稱馬力SI制kW = 1000 N-m/sec公制馬力PS = 75 kg-m/sec英制馬力HP = 550 ft-lb/sec1 lb = 0.454 kg1 ft = 12 in ...
確定! 回上一頁