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提出一种螺旋进丸抛丸器。对其螺旋分丸轮的结构参数作了初步试验。对比试验表明，螺旋进丸抛丸器具有抛丸量大，抛丸率高、节能等特点
Proposed a spiral into the shot blasting device. A preliminary test on the structural parameters of its spiral sub-pill wheel. Contrast tests show that the spiral shot blasting machine with a large amount of shot, shot blasting rate, energy saving and other characteristics