... hydrogen halide 卤化氢 hydrogen lamp 氢灯 hydrogen maser 氢微波激射器 ...
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短语
氢弧灯
hydrogen arc lamp
铁氢电阻灯
iron hydrogen resistance lamp
氢放电灯
hydrogen discharge lamp
武汉镍氢矿灯
GYLM
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hydrogen lamp
hydrogen spectrum lamp
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