If a number, it is sent to a remote computer which responds with an instruction that tells the phone to perform an action associated with that particular bar code.
如果是一个数字，那么就会把它发给远端的电脑，电脑就会反馈回一条指令，让手机去完成一个和该条形码相关的操作。
Decoding: The computer process of interpreting instruction code.
译码：解示指示代码的电脑操作过程。
Decoding The computer process of interpreting instruction code.
解示指示代码的电脑操作过程。
Decoding The computer process of interpreting instruction code.
解示指示代码的电脑操作过程。
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