Check the inner and outer sides of the foam insert and the filter paper inside the tilter.
检查内置的海绵滤芯的里外两面以及过滤器中的纸滤芯。
2
The dredging machine comprises a main vehicle with a vehicle body leg device and a tilter, and a deep well dredging device and an abutment device which are arranged on the frame of the main vehicle.