sand discharge speed 排砂速度
mechanism of sand discharge 放砂机理
sand discharge oil production 排砂采油
The technology improves the sand discharge rate and the sand pumping production rate.
此技术提高了卸沙速度与抽沙生产率。
Clean sand by blade away, finally from rotating impeller into sand discharge groove, complete sand cleaning effect.
干净的砂石由叶片带走,最后砂石从旋转的叶轮倒入出料槽,完成砂石的清洗作用。
The third function of the spillway is to discharge sand.
此外,飞沙堰还有一个重要的作用就是排沙。
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