The modern coffer is operated in the fixed digital keyboard, and even by wireless controller.

当初密码保险箱都是采取固定数字键盘式的，甚至(本文此处略…)采取遥控器进行操作。

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Full digital keyboard benefits the group control of elevators, but makes the cost of system hardware increased.

而全数字键盘虽然可以对电梯实施更好的调度，但是硬件的安装增加了电梯系统的成本。

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With photoelectric test, digital keyboard input, and large-screen backlit LCD display, the apparatus may show the melting curve directly.

光电检测，数字键盘输入，大屏幕背光液晶显示，屏幕直接显示熔化曲线。

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When fitted with a pico-projector, the Skinput system could display an image of a digital keyboard on a person's forearm.

CNN: Microsoft's Skinput turns hands, arms into buttons

The folks at Digital Cube might not be willing to do something so silly as attach a keyboard to one of their PMPs, but they've apparently done just about everything else to prep this i-Station T43DIC for the exciting life of an electronic dictionary.

ENGADGET: Digital Cube gets an i-Station dictionary gig with the T43DIC PMP

You generally play a software synth using an external music keyboard plugged into the Mac via some variety of MIDI (Musical Instrument Digital Interface) hardware device for connecting electronic musical instruments to each other and to computers.

CNN: Create your own music on the Mac