一般的具有人机对话的单片机系统少不了会有键盘。键盘接口的原理与应用许多的教材都有介绍，但通常各有各的方法，各有各的优劣。
Keyboard Interface and Application of the principle of teaching materials have many, but usually each have their own methods, each have their own merits.
在变送器的选型和接口设计，模糊控制器设计，人机对话界面设计上作了很多工作。
It take a lot time in the lectotype transducer, design fuzzy controller and man-machine interaction.
新托福网络口试是基于网络化人机对话平台的口语测试，作为一种半直接口语测试，其真实性广受争议。
The oral test of iBT TOEFL is a semi direct test based on man machine network conversation platform, which leads to the dispute of its authenticity.
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