The main products are all kinds of heat-resisting, abrasion-resisting and corrosion-resisting special steel and boiler mouth, coal-dusttube and so on, about 400 specifications.
This paper mostly introduces a method for computing dust separation efficiency of the vortex tube in the engine air particle separator of helicopter.
本文介绍了直升机发动机进气防砂装置核心元件—涡旋管的砂尘分离效率计算方法。
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A second tube is configured as a Laval nozzle for the delivery of oxygen and encloses a first central tube for the delivery of solid substances or dust.