国际比对 meaning in English

international comparison

International comparison of ball bars
球棒校准国际比对
International intercomparison results about the theratron output among the radiotherapy units in jilin
吉林省放疗单位放疗机输出量国际比对结果
The results are equivalent in comparison with calibration gases from international comparison ccqm
该方法用于天然气的国际比对中，取得了理想的实验结果。
The measurement system is made up of optical system , comparison system , control system and cooling system in the course of the temperature measurement of high temperature blackbody , we use filter radiometer that is a new approach to measure radiation temperature . the approach was adopted by ptb , npl and vniiofo in 1997 when they made international comparisions of spectral irradiance
在测量高温黑体温度的过程中，使用了新型的辐射测温法，滤光辐射计测量方法，该方法在1997年光谱辐照度国际比对时被ptb 、 npl 、 vn ofo等国家所采用，并得到一致认可。