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汞弧灯{显技} | |||
汞灯 | |||
水银灯 | |||
汞电灯 | |||
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汞灯; 水银灯 | |||
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放电式水银灯 |
mercury lamp: 127 phrases in 15 subjects |
Agriculture | 5 |
Architecture | 5 |
Chemistry | 1 |
Construction | 3 |
Dermatology | 3 |
Ecology | 1 |
Electronics | 14 |
Engineering geology | 1 |
General | 5 |
Lighting other than cinema | 2 |
Metallurgy | 2 |
Nautical | 1 |
Shipbuilding | 4 |
Technology | 79 |
Telecommunications | 1 |