This article describes the working principle of the dual-polefield breaker with high energy nonlinear ZnO resistor and the essential conditions for successful deexcitation.
阐述双断口磁场断路器配高能氧化锌非线性电阻灭磁系统的工作原理、成功灭磁所必须具备的条件；
2
The night's track and field events had ended except for the women's pole vault, a sport that rarely gets top-billing.
晚上举行的田径赛事除了女子撑杆跳高以外的其它项目都已经结束。
3
When flown vertically on a pole, the stars and blue field, or union, is at the top and at the end of the pole (away from your house).