The following.htaccess entry sets a far future expires header sometime in 2010 for file types such as.ico,.pfd,.flv (Flashsource files),.jpg,.png, etc.
The measuring method and principle of efficient intensity of flashsource are described, and a flash efficient intensity tester is introduced in detail.
论述闪光光源有效光强的测量方法及原理，并详细介绍我所自行研制的闪光有效光强测定仪。
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If it is a type that the player supports, then I can read the attachment's binary source into a ByteArray and display the attachment inside Flash player.