有许多出纳窗口的银行经常使用电子信号来指示下一个空闲出纳员的位置。
A bank with many teller Windows often USES electronic signs to indicate the location of the next free teller.
李女士用另一只空闲的手，几经周折终于取出了手机，然而没有信号。
With her free hand, Ms. Li managed to fumble it out, but there was no signal.
FCC的决定受到多家电视台的反对(PDF版的请愿书)，他们担心空闲频道的使用可能会干扰电视信号以及使用了相同波段的在线歌手。
FCC's decision was contested by the TV broadcasters (Petition as PDF) who fear using the freed channels would interfered with TV signals and live singers who are using the same wave Spaces.
在一个信号计数器释放之前，其他7 个线程都处于空闲状态。
The other seven are held at bay until one of the semaphore counts is released.
stop_machine 是一个通信信号；它让一个CPU继续运行，而让所有其他 CPU空闲。
Think of stop_machine as a traffic signal; it allows a sole CPU to proceed while idling all others.
空白频谱是有意留出的空闲电视频道，其目的是防止现有电视台之间信号干扰。
White Spaces are TV channels intentionally left unused to avoid interference between existing TV stations.
在这种模式下，TX信号为高电平期间将重置或空闲。
In this mode, the TX signal will be HIGH during reset or idle.
在没有基站的情况下，手机将自主选择一个空闲的上行信道发射明码信号。
In the absence of the base station, the phone will be free to choose one of the upstream channel signal launch codes.
调节器必须在没有输入信号的空闲条件下进行。
Adjustments have to be done at an idling condition with no signal input.
本文从非平衡统计理论出发，讨论了三光子参量系统中泵浦波、信号波和空闲波之间的非线性波-波相互作用。
In this paper, the nonlinear wave-wave interactions among the "pump" wave, "signal" wave aud "idle" wave have been discussed, starting from nonequilibrium theory.
通信兵的信号对空闲的假期是非常有意义。
The signatures signature s ign is significant to the vacant vacation.
通信兵的信号对空闲的假期是非常有意义（重要的）。
The signalman's signature sign is significant to the vacant vacation.
正常的空闲线路状态，在这种状态下，传输的是稳定的空号信号，是用户可以选择的一种线路状态。
The normal no-traffic line condition in which a steady space is transmitted ; it may be a customer selectable option.
占用空闲频段的情况用经典信号检测与估计理论的方法即可以完成检测；
For the former, the classic theory of signal detection and estimation methods can be used to solve the problem;
占用空闲频段的情况用经典信号检测与估计理论的方法即可以完成检测；
For the former, the classic theory of signal detection and estimation methods can be used to solve the problem;
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