11点观测系统
11 points observing system
一发双收观测系统
single transmitter and dual receivers field setup
500与800m处锚系海流观测
500 and 800m by the mooring system
AMDAR观测
AMDAR meteorological observation
CIE标准测光观测者
CIE standard photometric observer
CIE测色辅助标准观测者
CIE 1964 supplementary standard colorimetric observer
CPⅢ平面网外业观测
field observation of the CPⅢ plane network
GPS观测结果
HTZK(GPS observational results
GPS observation
GPS observational results
GPS观测与常规观测并存混合网的平差
adjustment for a mixed network consisting of both GPS observation and conventional observation