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本文用线性Ａ／Ｄ转换器与ＥＰＲＯＭ一起构成函数型Ａ／Ｄ，给出硬件设计方法和ＥＰＲＯＭ中的数据结构形式，推导出卧罐体积与液面高度的数学关系，并提供一种液位—体积测量仪的实例
In this paper, a linear A / D converter and EPROM together constitute a functional A / D, hardware design and EPROM data structure is given, derived from the volume of the tank and the liquid level height mathematical relationship, and provide a liquid level - An example of a volumetric meter