电真空的英文
electrovacuum
ev electro vacuum
eve electro-vacuum egr
例句与用法
更多例句： 下一页- 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 - Evr electro - vacuum relay
电真空继电器 - 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
