其目的是在计算机上虚拟实现传统的机械原理实验。
The purpose of this paper is to fulfillvitual mechanical experiment in computer.
本文介绍了基于单片机实现多路开关量控制系统，用于机械原理实验室机构陈列柜演示系统，并用ISD4004系列语音芯片构成语音解说系统。
This paper introduces a switch signal control system based on MCU, which has been used in a mechanism demonstrated system. This system USES ISD4004 series chip to form a voice system.
本文介绍了用最新的CMOS集成元件设计的一种新颖的实验性的摄影机自动快门的机械和电原理以及实际拍摄结果。
The mechanic and electronic principle of a new experimental automatic camera obturator designed with CMOS integrated circuits has been described, and the photographic results presented in this paper.
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