It is better for a dry battery to be used intermittently.

干电池最好间歇使用.

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I have to change a dry battery.

我必须换一节干电池.

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The expansion graphite replaced acetylene black as electrical core material in dry battery.

在干电池中用膨胀石墨代替乙炔黑作为电芯材料.

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The single channel current meter can use dry battery to work, which is very convenient.

本方案中的单路流速仪可以使用干电池工作, 十分方便.

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