5 . to reduce the nonlinearity of system for improving the precision of hptimi , the calibrated data must be sent to the control software 5 .为了减小仪器的非线性以提高测量精度,需要将校准数据传送给控制软件。
Code density test , which is used to gain calibrated data , is recommended in the dissertation . the test result of the nonlinearity and precision of the hptimi is given 论文介绍一种为获得校准数据而采用的码密度测试方法,并给出了仪器非线性和精度测试结果。