The muscle pulling hook is curved double-head structure, and the expanders for the two end parts are concave curvedplates.
肌肉拉 勾为曲状双头结构，其两端部的撑开器为内凹的曲面板状。
2
Final results indicate that the flow fields in the tower can be adjusted to an ideal state by changing the diameters of the Venturi tubes, fixing the straight rectifying plates or curved shape plates.
最终结果表明，通过改变文丘里管直径、加装直导流板或弯曲导流板均可以将流场调节均匀，达到理想状态。
3
This paper deals with the use of the curved finite difference scheme and two-step numerical integration method to solve the vibration problem of thin plates.