| 摘要 |
The conveyor unit has a pump (1) with suction ports (3,4), a pump (2) with suction ports (7,8), and a feeding device (5). The feeding device is connected to suction port (4) through a line system (9). The suction ports (3,8) are connected with a liquid additive tank (13) through line systems (10,11) which are separated from each other. Independent claims are included for the following: (1) a method for operating conveyor unit; and (2) a motor car. |
