A nonlinear finite element method was applied in the research of the collector headspring system of pantograph.
将非线性有限元理论应用于机车受电弓弓头弹簧系统的研究。
2
Other interesting sights include "Shouting at the Water Rock", the Dragon HeadSpring (and teahouse), and an "18-scenes" path that descends to the right of the temple.
其他有趣的景点有“喝水岩”， 龙头泉（和茶室），和一条通向寺院的“十八景”路。
3
Winter is on my head, but eternal spring is in my heart.