... Ginseng Leaf人参叶粉末;人参叶 leaf electrometer箔静电计;箔验电计;箔验电器;金箔静电计 leaf apex[植]叶端;叶先;[植]叶尖 ...
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金箔验电器 goldleaf electroscope ; foil electroscope ; leaf electroscope ; [电] glod leaf electroscope
自记式金箔验电器 [电] self-recording gold-leaf electroscope
自动记录式金箔验电器 self-recording gold-leaf electroscope
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