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A device that can generate and propagate signals representing data or speech.
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一种能生成和传送代表数据或话音的信号的装置。 |
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A device that converts a property of an input signal, such as frequency or phase, into an amplitude variation, depending on how the signal differs from a standard or reference signal.
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鉴别器，鉴频器一种将输入信号的某一特征，如频率或相位转变为幅度变化装置，其变化大小因信号与标准或参考信号的不同程度而异 |
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A device that converts electric signals, as from a telephone, stereo, or radio receiver, to audible sound and fits over or in the ear.
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耳机一种传递电子信号的设备，比如从电话、立体声或广播接收器上传出可听的声音。这种设备嵌到耳朵上或耳朵里 |
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A device that converts measurable elements of a physical process into data meaningful to computer.
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一种器件,将物理过程中的可测量转换成对计算机有意义的数据。 |
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A device that enables a user entity to log in, for example, to identify itself, its purpose and the time of entry; and to log out with the corresponding data so that the appropriate accounting procedures may be carried out in accordance with the operating
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使用户实体能够注册（例如标识用户本身、注册目的以及进入时间）的一种装置，并能和相应的数据一起注销，以便配合操作系统办理适当的记帐手续。 |
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A device that generates code to authenticate a user when logging on to a secure network or application.
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当某用户登陆到一个安全网络或应用时，一种能生成代码对其进行认证的装置。 |
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A device that operates by power(often electricity) and performs some reasonably complex operation(an accounting machine;photocopiers and other office machines).
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用动力（通常是电）推动运行的一种设备，它能完成某些相当复杂的工作（例如会计机、复印机和其它办公机器）。 |
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A device that periodically and automatically opens and closes an electric circuit, producing pulses.
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断续器一种阶段性的能自动打开及关闭电路并产生脉冲的仪器 |
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A device that produces a bright light for signaling, illumination, or identification.
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闪光信号，照明弹一种能产生强光用来发出信号、照明或鉴定物体的装置 |
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A device that reads data from and writes data onto a storage medium, such as a floppy disk.
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驱动器从存储媒介（如软盘）上读出或写入数据的仪器 |
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A device used to automatically follow a sonar signal to which it is assigned.
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一个自动跟随分配的声纳信号的设备。 |
