| 1 | Both driver and passenger were given a survival chance of only 10%. | |
| 2 | The programmed switching point and parameters are displayed and set by keyboard request. | |
| 3 | Intelligent communication system: Including program-controlled digital exchanger system, voice message system, data information processing system, optical fiber communication system, etc. | |
| 4 | They invented the stored program control switch in the 1970s, as a move toward cost reduction and reliability. | |
| 5 | Telephone companies still charge different amounts based on your distance from the other endpoint of a call. |
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