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 <title><![CDATA[260ÓÞÓÞ±ÒÇóÖúÒ»¸öÕªÒª·­Òë£¬ººÒëÓ¢]]></title>
 <link><![CDATA[http://www.scifans.net/read.php?tid=190692]]></link>
 <description><![CDATA[Latest 20 replies of 260ÓÞÓÞ±ÒÇóÖúÒ»¸öÕªÒª·­Òë£¬ººÒëÓ¢]]></description>
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 <description><![CDATA[A wireless audio communication system was designed based on solar blind Ultraviolet ray. It uses solar blind Ultraviolet ray as&nbsp;&nbsp;communication carrier,&nbsp;&nbsp;in which audio encoding is implemented by MBE technique and signal is modulated by 2FSK technique and demodulated by&nbsp;&nb ..]]></description>
 <link><![CDATA[http://www.scifans.net/read.php?tid=190692#1164794]]></link>
 <author><![CDATA[nonferrous]]></author>
 <category><![CDATA[·­Òë»¥Öú]]></category>
 <pubdate><![CDATA[Fri, 23 Oct 2009 14:17:15 +0000]]></pubdate>
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 <description><![CDATA[²»´íµÄ»î¶¯Ñ½]]></description>
 <link><![CDATA[http://www.scifans.net/read.php?tid=190692#1156851]]></link>
 <author><![CDATA[bmdlz]]></author>
 <category><![CDATA[·­Òë»¥Öú]]></category>
 <pubdate><![CDATA[Tue, 20 Oct 2009 01:01:25 +0000]]></pubdate>
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 <description><![CDATA[²»ÖªÒ¦ÐÖÒâÏÂÈçºÎ£¿]]></description>
 <link><![CDATA[http://www.scifans.net/read.php?tid=190692#1156312]]></link>
 <author><![CDATA[lfmay]]></author>
 <category><![CDATA[·­Òë»¥Öú]]></category>
 <pubdate><![CDATA[Mon, 19 Oct 2009 14:35:56 +0000]]></pubdate>
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 <description><![CDATA[A lineless speech communication system is designed on the base of solar blind ultraviolet ray. The system has solar blind ultraviolet ray as its medium; it codes and decodes speech sound with the MBE technology, moderates signals with the 2FSK technology, and demoderates signals with the Zero-cros ..]]></description>
 <link><![CDATA[http://www.scifans.net/read.php?tid=190692#1156307]]></link>
 <author><![CDATA[lfmay]]></author>
 <category><![CDATA[·­Òë»¥Öú]]></category>
 <pubdate><![CDATA[Mon, 19 Oct 2009 14:33:28 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[ÈÏÁì¡£¡£¡£¡£¡£¡£¡£]]></description>
 <link><![CDATA[http://www.scifans.net/read.php?tid=190692#1156254]]></link>
 <author><![CDATA[lfmay]]></author>
 <category><![CDATA[·­Òë»¥Öú]]></category>
 <pubdate><![CDATA[Mon, 19 Oct 2009 14:11:09 +0000]]></pubdate>
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