swirler

1.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.

对涡流量计中涡发生体结构行了如下改:涡发生体叶片主轴夹角由原60°小到45,°叶片由六片增加到七片。