engine has much more rotations than transmission

that is why engine oil need to be replaced much more frequently;

所有跟帖： 

• 這種理解應該是片麵的，發動機和變速箱的工況是不一樣的，其油液服務的目的也不同， -mountrobson- ♂ (359 bytes) () 05/12/2023 postreply 15:15:17

• hydraulic power -薩克斯風- ♂ (228 bytes) () 05/12/2023 postreply 15:25:18

• The important reasons are -MoonRiverMe- ♂ (160 bytes) () 05/12/2023 postreply 15:15:45