单词：earth-fault protection
earth-fault protection的用法和样例：
例句
- For the shortcoming of existing electric fault protection equipment, intelligentized electric fault protection is realized by using singlechip and tekecommunications technique.针对现有电气故障保护装置的不足，利用单片机和远程通信技术实现了电气故障保护的智能化。
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