从GPS到GNSS教学的转变
张全德, 刘小阳, 钱安, 王秋玲
The Transition from the GPS to GNSS Teaching
ZHANG Quande, LIU Xiaoyang, QIAN An, WANG Qiuling
测绘通报 . 2017, (7): 143 -146 .  DOI: 10.13474/j.cnki.11-2246.2017.0242