SP (stated preference) survey
stated preference SP survey
Stated preference survey
stated preference(SP) data
Stated preference method
Revealed and stated preference
California Occupational Preference Survey
household preference survey
revealed preference survey
Airborne Survey and Remote Survey Center of Nuclear Industry
contingent survey [= extraordinary survey
Cross-section Survey and Profiles Survey
survey of existing line；survey of existing railway
topical survey subject survey
BetaCam SP tape BetaCam SP