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本文结合GSM与WCDMA不同接入技术的特点,提出了GSM和CDMA混合组网时的几个策略,可供运营商在今后相关工程实践时参考。......
Effects of Autumn Continuous Overcast and Rainfall on Harvesting Period of Semilate Rice and Counter
Autumn continuous overcast and rainfall weather affects normal rice harvest and often causes higher rice output which is......