Single-phase grounded failure is still the main reason of mine power-net fault.
单相接地故障仍是矿山电网的主要事故形式。
The shortage of traditional single-phase ground fault protection principle is pointed out.
指出传统的接地保护原理的不足。
The shortage of traditional single-phase ground fault protection principle is pointed out.
指出传统的接地保护原理的不足。
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