[問題] 輪上重量?輪下重量?
大家應該都有聽過,汽車輪下一公斤,輪上十公斤
那腳踏車呢?
常常聽人說車子不用輕量化啦,自己輕量化就好,又便宜
但是假設我現在80kg 車子10kg
A.自己減重5kg 人 75kg 車子10kg 與
B.車子減重5kg 人 80kg 車子5kg
同樣的山路,A,B應該不會一樣快吧
A B哪種情況,進步幅度會比較多?
腳踏車也適用輪下一公斤,輪上十公斤嗎?
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