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钠气灯 | |||
蒸气放电灯; 气灯; 放电灯 | |||
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蒸气放电灯 |
vapor lamp : 40 phrases in 11 subjects |
Agriculture | 2 |
Architecture | 1 |
Automobiles | 1 |
Construction | 3 |
Dermatology | 2 |
Electronics | 3 |
Nuclear and fusion power | 1 |
Shipbuilding | 2 |
Space | 1 |
Technology | 23 |
Telecommunications | 1 |