... gas phlegmon 气性蜂窝织炎,气性坏疽... gas phototube 气体光电管... gas pipette 气体吸[量]管,验气球管...
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gas filled phototube 充气光电管
gas-filled phototube 充气钨丝灯 ; [电子] 充气光电管
gas diode phototube 充气光电二极管 ; 气体二极管
gas s phototube 充气光电管
gas s filled phototube 充气光电管
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