cellular mobile telephone systemcellular telecommunications association lndustrycellulose acetatecelp vselpcelsius temperature scalecentercenter contactcenter fed zeppcenter frequency stabilitycenter of gravitycenter tapcenter tapped coilcenter tapped transrormecenteringcentering controlcenticentimetercentimetric wavecentralcentral batterycentral officecentral processing unitcentral processor unitcentral unitcentral valleycentronics parallel portceramicceramic capacitorceramic cartridgeceramic dual line packageceramic ladder filterceramic leaded chip carrierceramic magnetceramic microphoneceramic packageceramic tubecerdipcermetcermet resistorcerpackcesiumcesium atomic beam resonatorcesium beam frequency standardcesium clockcesium phototubecesium vapor lampcesium vapor rectifiercfacfcscg