7. The following appeared as part of an article in a daily newspaper:
“The computerized onboard warning system that will be installed in commercial airliners will virtually solve the problem of midair plane collisions. One plane’s warning system can receive signals from another’s transponder—a radio set that signals a plane’s course—in order to determine the likelihood of a collision and recommend evasive action.”
京公网安备11010202008513号 京ICP证101109号 京ICP备12012021号
发表于 2007-6-8 07:30:00
发表于 2007-6-8 14:21:00
