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电工文档图形符号第105部分：半导体和电子管

Graphical Symbols for Electrotechnical Documentation Part 105: Semiconductors and Electron Tubes

电子管用扁平钼丝的标准规格

Standard Specification for Molybdenum Flattened Wire for Electron Tubes?

电子管用钼扁线的标准规范

Standard Specification for Molybdenum Flattened Wire for Electron Tubes?

核桃机械化加工美利体育官网首页网址 第13部分：核桃射频杀虫机 操作规程

Walnut mechanized processing equipment Part 13: Operating procedures for walnut radio frequency insecticide

线图图形符号.第5部分:半导体和电子管线路标记

Graphical symbols for diagrams - Part 5: Semiconductors and electron tubes (IEC 60617-5:1996); German version EN 60617-5:1996

直观存储管空白详细规范 (可供认证用)

Blank detail specification for display storage tubes

电子管词汇

Vocabulary of electronic tubes

电气简图用图形符号 第5部分：半导体管和电子管

Graphical symbols for electrical diagrams—Part 5: Semiconductors and electron tubes

电子管极间电容测试方法

Methods for the measurement of direct inter-electrode capacitances of electronic tubes and valves

电子管包装总规范

General Specification for Electronic Tube Packaging

连续耗散阳极功率在25W以内的收讯－放大与振荡管.控制栅极的电流测量方法

Low-power electronic tubes. Methods of measurement of current of control grids

阳极耗散功率超过25W的发射调制与控制管.第一栅极的热电流的测量方法

Oscillator, modulator and regulation tubes with anode dissipated power above 25 W. Methods of measurements of thermionic control grid current

阳极耗散功率超过25W的发射调制与控制管.电极间及阴极和预热器间的漏电流的测量方法

Oscillator, modulator and regulation tubes with anode dissipated power above 25 W. Method of measurement of leakage currents between electrodes and between cathode and heater

阳极耗散功率超过25W的发射调制与控制管.阴发射电流的测量方法

Oscillator, modulator and regulation tubes with anode dissipated power above 25 W. Methods of measurements of cathode emission

高压等离子体 球罐温度测量方法

High-voltage kenotrons. Method of measuring the temperature of the cylinder

国际电工词汇 第531部分:电子管

International Electrotechnical Vocabulary. Part 531 : Electronic tubes

电子阀门的图形符号

Graphic symbols for electronic valves.

图表用图形符号 第5部分：半导体和电子管

Graphical symbols for diagrams-Part 5: Semiconductors and electron tubes

电子美利体育官网首页网址用无氧铜薄片、板材、带材、无缝钢管、杆材、棒材和线材

Oxygen free copper sheets, plates, strips, seamless pipes and tubes, rods, bars and wires for electron devices

钨钍合金丝

Tungsten-Thorium alloy wires

电子管型号命名方法

The type designation for electron tubes

电子管热丝或灯丝电流和电压的测试方法

Measuring methods of the heater or filament current and voltage for electronic tubes

电子管和阀门的尺寸

DIMENSIONS OF ELECTRONIC TUBES AND VALVES.