31. Aircraft activity was monitored from an eleven-inch cathode ray tube screen. 32. The response time of IEL is similar to that of the cathode-ray tube . 33. Look on the bright side : Old-fashioned cathode-ray tube monitors are now amazingly cheap. 34. After all, they're both built around a cathode ray tube . 35. The flat-panel displays have enabled applications unimaginable for cathode-ray tubes . 36. Another frustration is the dismantling and disposal of cathode-ray tubes . 37. Typically, the spine or hip is bombarded with energy generated from an X-ray tube . 38. Wilkins ordered a new X-ray tube and a new microcamera. 39. Flat panel display screens are replacing bulky cathode-ray tubes in portable computers and televisions. 40. Hitachi Ltd . announced last month that it would stop manufacturing cathode ray tubes .
