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");document.write ("·基于OFDM技术的短波通信电台研制 "); document.write ("
");document.write ("·新型ROADM设备的光转发器设计与实现 "); document.write ("
");document.write ("·无线从技术迈向应用 "); document.write ("
");document.write ("·HSDPA:决策TD-SCDMA演进路 "); document.write ("
");document.write ("·思科将在设备中整合趋势的安全技术 "); document.write ("
");document.write ("·无线局域网技术与应用 "); document.write ("
");document.write ("·初探下一代电池技术――燃料电池 "); document.write ("
");document.write ("·组播技术:IPTV业务的最好选择 "); document.write ("
");document.write ("·MPLS技术在城域传送网中的应用探析 "); document.write ("
");document.write ("·可重构型分插复用器的前景和发展 "); document.write ("
");document.write ("·IPSEC VPN基本原理详细解析系列 "); document.write ("
");document.write ("·IP协议的作用、问题与发展战略思考 "); document.write ("
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