The necessity to install residual current operated protective devices for houses was explained.
阐述了住宅安装漏电保护器的必要性。
Some mistake points of view about safe electricity utilization of houses after installation of residual current operated protective devices was analyzed.
分析了装上漏电开关后对住宅安全用电存在的某些错误观点。
Some mistake points of view about safe electricity utilization of houses after installation of residual current operated protective devices was analyzed.
分析了装上漏电开关后对住宅安全用电存在的某些错误观点。
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