斗山挖掘机为什么老是泄压

答案1斗山反铲挖掘机有斗山DX220LC-9C挖掘机、斗山DX75-9C挖掘机、斗山DX55-9C ACE挖掘机、斗山DX150LC-9C挖掘机、斗山DX215-9C挖掘机、斗山DX380LC-9C挖掘机、斗山DX60-9C挖掘机、斗山DX88-9C挖掘机、斗山DX260LC-9C挖掘机、斗山DX300L

答案1斗山反铲挖掘机有斗山DX220LC-9C挖掘机、斗山DX75-9C挖掘机、斗山DX55-9C ACE挖掘机、斗山DX150LC-9C挖掘机、斗山DX215-9C挖掘机、斗山DX380LC-9C挖掘机、斗山DX60-9C挖掘机、斗山DX88-9C挖掘机、斗山DX260LC-9C挖掘机、斗山DX300LC-9C挖掘机、斗山DX340LC-9C挖掘机、斗山DX420LC-9C挖掘机、斗山DX520LC-9C挖掘机、斗山DX200-9C挖掘机、斗山DX560LC-9C ACE挖掘机、斗山DX500LC-9C ACE挖掘机、斗山DX305LC-9C ACE挖掘机、斗山DX220LC-9C ACE挖掘机、斗山DX215-9C ACE挖掘机、斗山DX75-9C ACE挖掘机、斗山DX60W ECO挖掘机、斗山DX360LC-9C挖掘机、斗山DX450LC-9C挖掘机、斗山DX490LC-9C挖掘机、斗山DX75-9C PLUS挖掘机、斗山DX65-9C PLUS挖掘机、斗山DX60E-9C挖掘机、斗山DX430LC-9C挖掘机、斗山DX130-9C挖掘机、斗山DX17z迷你型挖掘机、斗山DX800LC-9C挖掘机、斗山DX230LC-9C挖掘机、斗山DX150-9C挖掘机、斗山DX60-9CG挖掘机等机械型号。

答案1斗山大挖(30-50吨)大型挖掘机有斗山DX380LC-9C挖掘机、斗山DX300LC-9C挖掘机、斗山DX340LC-9C挖掘机、斗山DX420LC-9C挖掘机、斗山DX305LC-9C ACE挖掘机、斗山DX360LC-9C挖掘机、斗山DX450LC-9C挖掘机、斗山DX490LC-9C挖掘机、

答案1斗山大挖(30-50吨)大型挖掘机有斗山DX380LC-9C挖掘机、斗山DX300LC-9C挖掘机、斗山DX340LC-9C挖掘机、斗山DX420LC-9C挖掘机、斗山DX305LC-9C ACE挖掘机、斗山DX360LC-9C挖掘机、斗山DX450LC-9C挖掘机、斗山DX490LC-9C挖掘机、斗山DX430LC-9C挖掘机等机械型号。