协调和协同加强非洲联盟泛非消灭采采蝇和锥虫病运动带头开展的病媒控制活动。
Coordinate and synergize vector control activities lead by the pan African Tsetste and Trypanosomosis Eradication Campaign of the Africa Union.
在锥筒与圆柱筒之间设置了台阶，加强了机器分选的动力作用，并可减小滚筒的长度。
A stage is arranged between the conical barrel and the column barrel, the motive power action of the machine separating is enhanced, and the length of a rolling barrel is reduced.
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