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產品品名:
地線
產品型號:
地線
地線則被廣泛作為電位的參考點,為整個電路提供一個基準電位。此時,地線未必與真正的大地相連,而往往與輸入電源線的一根相連,其電位也與大地電位無關。整個電路在設計時,以地線上電壓為0V,以統一整個電路電位。