相对参考 meaning in Chinese

relative reference

In this article , a new unwrapping method is presented , which can get the real phase of the image and overcome the influence of the noises . 4 . after the measurement system solves the difference of phase through ftp and makes the data multiply with the calibration matrix , the real height of the object surface can be got
因此本文对ftp法的解相问题做了改进，提出了一种逐点增长解相方法，可以快速得到变形光栅相对参考光栅的实际相位差，有效地消除相位图象中噪声的影响，并用实验对所提出的解相方法进行了验证。