primary calibration standard

基本解释

Waveform distortion is a primary factor affecting the measure precision of steady sine standard vibration calibration system.
波形失真度是穩態正弦標準振動台計量中影響計量校準精度最主要的因素。
This paper will introduce the improvement of national primary standard for low pressure, middle pressure and high pressure, and the development of dynamic pressure calibration technology in China.
本文介紹了我國微壓、中壓和高壓方麪國家基準的改進和我國動態壓力校淮技術的進展情況。
The current methods of the radiometric calibration are based on the establishment of high-precision primary standard and standard transfer chain, and the transfer chain is the main source of errors.
現行輻射定標方法都需要建立高精度初級標準及標準傳遞鏈，傳遞環節是誤差的主要來源。
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