external load circuit

例句：

1. 1. The externalload circuit is designed to handle high voltage and current.
   外部负载电路设计用于处理高电压和电流。
2. 2. The engineers carefully analyzed the external load circuit to identify any potential issues.
   工程师们仔细分析了外部负载电路，以识别任何潜在的问题。
3. 3.The external load circuit was tested before the system was put into operation.
   在系统投入运行之前，对外部负载电路进行了测试。