This paper presents the significance and method of correcting the sharpness of standardorificeplate and gives some suggests for carrying out this work.
本文介绍了标准孔板尖锐度修正的意义及修正的方法，并对实施这一工作提出了新的建议。
2
The differential pressure fluctuation has a quite great influence upon the measure precision in measuring natural gas flow rate with the measuring device by use of standardorificeplate.