Aerospace technology was applied to the product, ancillary equipment was all but eliminated, blasting performance was improved, units were downsized, noise was reduced and prices were cut in half.

• 产品应用了航天技术,几乎完全取消了辅助设备,提高了喷射性能,缩小了设备体积,降低了噪音,价格下降了一半。