Certified Enrollment Specialist Civilian Education System Consumer Electronics Show Circuit Emulation Service Coast Earth Station character encoding scheme Consumer Electronic Show Cooperative Extension Service Cessna Church Educational System Circuit Emulation Services Civil Engineer Squadron Commonwealth Employment Service Connection Endpoint Suffix Crew Escape System Comite Electrotechnique Suisse Committee on Earth Sciences Control Electronics System Corpus Encoding Standard Critical experiment station cauda equina syndrome Center for Environmental Studies central excitatory state Circuit Emulation Switching Civil Engineering Squadron Coast Earth Stations Cognitive Environment Simulator Committee on Earth Science Common Equipment Set Computer Engineering Systems