limit plug gauge

例句：

1. 1. This limit plug gauge can detectthe maximum current that a circuit can handlesafely.
   这个限流插头测试仪可以检测电路能够安全处理的最大电流。
2. 2. The engineer usedthis limit plug gauge to ensure that thepower supply was not overloaded.
   工程师使用这个限流插头测试仪来确保电源不会过载。
3. 3. During testing, the limitplug gauge detected an unexpected surge in current, which could indicate a problem with thecircuitry.
   在测试过程中，限流插头测试仪检测到了电流的意外激增，这可能表明电路存在问题。