ASTM F83-1971(2009) 标准详情
- 标准号:ASTM F83-1971(2009)
- 中文标题:电子发射极的热离子常数定义和测定的标准实施规范
- 英文标题:Standard Practice for Definition and Determination of Thermionic Constants of Electron Emitters
- 标准类别:美国材料与试验协会ASTM
- 发布日期:1971
1.1 This practice covers the definition and interpretation of the commonly used thermionic constants of electron emitters (1, 2, 3), with appended standard methods of measurement. 1.2 The values stated in SI units are to be regarded as standard. No
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