Tiêu chuẩn quốc tế
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Số hiệu
Standard Number
ASTM F83-71(2013)
Năm ban hành 2013
Publication date
Tình trạng
W - Hết hiệu lực
Status |
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Tên tiếng Anh
Title in English Standard Practice for Definition and Determination of Thermionic Constants of Electron Emitters
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Chỉ số phân loại Quốc tế (ICS)
By field |
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Số trang
Page 6
Giá:
Price Liên hệ / Contact us
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Phạm vi áp dụng
Scope of standard 1.1 This practice covers the definition and interpretation of the commonly used thermionic constants of electron emitters (1, 2, 3),2 with appended standard methods of measurement. 1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard. 1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. |