A large opening in the ellipticalring is intended to invite passersby into the internal courtyard.
椭圆环中的大开口旨在邀请路人进入内部庭院。
2
In the rectangular coordinate system, we express the electric field intensity and different position electric field energy of the ellipticalring with positive electric charge in the central axis.
在直角坐标系中分别表示出了均匀带电椭圆形环在中心轴线上任意位置处的电势及电场。
3
The band stop output characteristics of the spun elliptical birefringent fiber optic ring resonator are analysed and calculated.