Terms for subject Surveying containing Differences

English	Chinese
difference of latitude	纵距
difference of latitude	纬度渐长率差
difference of latitude	纬差
difference of longitude	横距
double difference phase observation	双差相位观测
latitude difference	纬度差
local area difference	局域差分
real-time kinematic pseudorange difference	实时伪距差分
single difference phase observation	单差相位观测
triple difference phase observation	三差相位观测