水准网复测
Leveling network resurvey
施工控制网复测
Repetition ofconstruction controlnetwork
气压复测校验仪
air multi-check comparator
控制网复测
control network repetition survey
既有线复测
Repetition survey of existing railway
复测一致性指数
index of retest consistency
导线复测
repetition measurement of traverse
一等水准复测
first order leveling resurvey
重力复测
gravity survey
repeated gravity observation