Clear under the dust fall into the ash bucket from the body by the ash discharge system.
清下粉尘落入灰斗，经排灰系统排出机体。
2
Many bucket elevators are centrifugal discharge type.
很多斗式起落机为离心卸货范例。
3
The outline of the masonry arch dam is double-curved, the dam body is impervious, the crest spillway is built of slotted-type bucket and the mid-discharge orifice is slit-type bucket.