At each end of the fibre, optical signals must be converted to or from the electrical signals that computers use to process information.

在纤维的各端，必须将光信号转换成电信号或者将电信号转换成光信号，计算机用电信号处理信息。

youdao

Only US firefighters and repairmen can use the buttons to speed up the door-closing process if they have a code or special keys.

只有美国消防员和维修人员有密码或者特殊的钥匙时，他们才能按按钮加速关门的过程。

youdao

You can also use it to signal to any group or process.

您也可以使用它向任何组或者进程发出信号。

youdao

If I look at different points in my container during that path, I'm going to have to use a different value of pressure or different value of temperature That's not an equilibrium state, and that process turns out then to be an irreversible process.

如果我要研究在路径中容器里的,不同的点，我就得在容器里不同的点上使用,不同的压强值,或不同的温度值,实际上这不是个平衡态，这个过程是,不可逆过程。

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Yep, if you use a process or technique that is covered by some patent that has already been awarded then the patent holder could come after you for infringement.

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