我鄙视你首先
600r/min=10r/s=5个做功冲程每秒
P=F·S得到F=P/S=5×10*5pa/0.01㎡=5×10*7N
W=F·S=5×10*7N×0.2m=1×10*7J
P=W/t=1×10*7J/0.2s=5×10*7W
鄙视…………
你有兴趣吗,just have a try
2个回答
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