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电子束控制; 示波器辉度控制 | |||
波〔电子〕束控制; 示波器亮度控制调节 | |||
射束控制; 波束电子束控制; 亮度控制; 轨梁控制 | |||
波束控制 | |||
波束[射束]控制 | |||
光束控制; 光亮度控制; 束控 |
beam control : 34 phrases in 11 subjects |
Air defense | 3 |
Automobiles | 6 |
Aviation | 2 |
Electronics | 3 |
General | 1 |
Geophysics | 1 |
Hydroelectric power stations | 2 |
Radio | 1 |
Space | 6 |
Technology | 8 |
Textile industry | 1 |