常見例句雙語例句Waveform distortion is a primary factor affecting the measure precision of steady sine standard vibration calibration system.波形失真度是穩(wěn)態(tài)正弦標準振動臺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(tài)壓力?；醇夹g(shù)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(xiàn)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(huán)節(jié)是誤差的主要來源。http://dict.cnki.net 返回 primary calibration standard