totally opposite, man

來源: ansy 於 2010-07-12 19:54:14 [] [舊帖] [給我悄悄話] 閱讀數 : (271 bytes)
回答: 軍用越野車連前輪都是鼓刹 由 triangle 於 2010-07-11 11:23:05

semi truck one drum weighs ~110 lbs, rotor ~70 lbs, which is a better heat sink? new government regulation coming out requires shorter stop distance for heavy duty trucks, so truck industry is transiting from drum brake to rotor brake, which should tell you which 力度大

請您先登陸，再發跟帖！