- submarine control network
- submarine geomorphologic chart
- submarine geomorphology
- submarine pipeline
- submarine situation chart
- submarine structural chart
- submarine tunnel survey
- subway survey, underground railway survey
- successive contrast
- sun-synchronous satellite
- superconductor gravimeter
- supervised classification
- surface level
- surface-underground contrast plan
- survey adjustment, adjustment of observations
- survey for land smoothing, survey for land consolidation
- survey for marking of boundary
- survey in mining panel
- survey in reconnaissance and design stage
- survey line
- survey mark
- survey of existing station yard survey
- survey of present state at industrial site
- survey vessel
- surveying
- Surveying and Mapping Law of the People's Republic of China
- surveying control network
- surveying for site selection
- sweeper
- sweeping at definite depth
- sweeping depth
- sweeping sounder
- sweeping trains
- swept area
- swing angle, yaw
- symbolization
- symbols and abbreviations on chart
- synthesis chart of pipelines
- synthetic aperture radar, SAR
- synthetic map
- synthetic plan of striping and mining
- system intergration
- systematic error
- tactual map
- Talcott method of latitude determination
- tangent off-set method
- tangential distortion, tangential lens distortion
- target
- target area
- target reflector