您要查找的是不是：
- 非差GPSun - differential
- 星载GPS非差精密定轨精度分析Precision Analysis of Zero-difference Orbit Determination with Satellite-Based GPS
- 非not-
- 星载GPS相位观测值非差运动学定轨探讨Discussion on the Kinematic Orbit Determination by the Onboard GPS Zero-Differential Phase Observations
- 非差zero-difference
- 方差variance
- 差分difference
- 标准差root-mean-square error (RMS error)
- 非我nonego
- 差一点by a finger's breadth
- 不到长城非好汉He who has never been to the Great Wall is not a true man.
- 差的inferiors
- 非对称asymmetric
- 非物质immateriality
- 很差no chop
- 非标nonstandard
- 不差little short of
- 差旅travel
- 非物质文化遗产non-material cultural heritage
- 较差discrepancy
