比较不错的网站2

http://10086.cn
http://www.21dianyuan.com
http://www.21ic.com
http://www.3gpp.org
http://www.3gpp2.org
http://www.51testing.com
http://www.agilent.com
http://www.agentpp.com
http://www.alcatel-lucent.com
http://www.alldatasheet.com
http://www.altera.com
http://www.analog.com
http://www.android.com
http://www.ansi.org
http://www.anystandards.com
http://www.apache.org
http://www.arm.com
http://www.asq.com.cn
http://www.atlassian.com
http://www.att.com
http://bbs.eetop.cn
http://www.billingchina.com
http://www.blogjava.net
https://www.bluetooth.org
http://www.broadband-forum.org
http://www.bt.com
http://www.c114.net
http://www.cadence.com
http://www.caviumnetworks.com
http://www.ccsa.org.cn
http://china.xilinx.com
http://www.chinaitlab.com
http://www.chinatelecom.com.cn
http://www.chinaunicom.com.cn
http://www.chinaunix.net
http://www.cisco.com
http://www.citrix.com
http://www.cnblogs.com
http://www.cnc.com.cn
http://code.google.com
http://www.codeplex.com
http://www.codeproject.com
http://www.cpan.org
http://www.cplusplus.com
http://www.csai.cn
http://www.youkuaiyun.com