利用微型继电器接点切换检测法等方法研制了镉镍蓄电池故障检测仪，对直流系统实施在线检测。
Making use of micro-relay contacts transfer detection, technique we developed a cadmium-nickel storage batter fault detector.
利用微型继电器接点切换检测法等方法研制了镉镍蓄电池故障检测仪，对直流系统实施在线检测。
Making use of micro-relay contacts transfer detection, technique we developed a cadmium-nickel storage batter fault detector.
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