上月初，上海分公司最终完成了基于EPON的CD MA 1x和基于EPON的EVDO高速数据通信的割节，现场测试结果出色。
Early last month, the company finally completed the cutover of the CDMA 1x service and EVDO high-speed data service over EPON and achieved on-site service test results with flying colors.
本文研究了一种新型航空数据通信总线arinc 629以及应用于该总线机载电子设备测试的总线数据收发装置。
In this paper, a new kind of data bus ARINC 629 is presented, and an ARINC629 bus communicating system is developed for avionics system test.
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