The blades of the utility model adopt flexible material to be manufactured and flexible blades are connected with each supporting stand through connecting components.
本实用新型的叶片采用柔性材料制造,柔性叶片与各支架之间通过连接件连接。
The phenomenon that the flame couple is swung is avoided through adopting a supporting stand to fix the flame couple, and the accuracy of measurement is greatly improved.