电真空器件 meaning in Chinese
electron tube
Examples
- Nickel and its alloy wires for electronic tube
电真空器件用镍及镍合金线 - Nickel and its alloy sheets and strips for electronic tube
电真空器件用镍及镍合金板和带 - Mass spectroscopy study of residual gases in vacuum electronic devices and its storage lifetime
电真空器件残气质谱分析和贮存寿命的快速测试研究 - Method for the determination of the resistivity of tungsten and molybdenum used in electric light sources and vacuumtubes
电真空器件及电光源用钨钼材料电阻率的测试方法 - Method for the determination of the resistivity of tungsten and molybdenum used in electric light sources and vacuum tubes
电真空器件及电光源用钨钼材料电阻率的测试方法