time-current zone limits

例句：

1. 1.The power grid must be designed to withstand the time-current zone limits.
   电力网必须设计成能承受时间电流区的限制。
2. 2.The new device can operate within the time-current zone limits.
   新设备可以在时间电流区限制内运行。
3. 3. The research team found that the current limit exceeded the time-current zone limits.
   研究小组发现，当前限超过了时间电流区限制。