The structure of swirler in swirlmeter is changed.The corner dimension between inlet blades and basic shaft is changed into 45 from 60 and inlet blades into seven from six.

对旋进旋计中旋发生体结构进了如下改进:将旋发生体与主轴夹角由原来60°减小到45,°将由六增加到七。