中文摘要：

利用一系列幺正变换求出了介观RLC电路的精确波函数和基本不变量，并发现此系统基本不变量的本征态是压缩态，它可用介观RLC电路的精确波函数来构造。

英文摘要：

The exact wave function and basic invariants for a mesoscopic RLC circuit are obtained via a sequence of unitary transformations. It is shown that the eigenstates of the basic invariant are just the squeezed states which can be constructed by using the exact wave function of the system.