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本文介绍经尿道的前列腺增生射频热疗仪的系统构成，并阐述了温度测量装置、输入输出电路和PID控制软件的编程原理。
This article describes the system composition of transurethral RF hyperthermia instrument for prostatic hyperplasia, and elaborates the programming principles of the temperature measurement device, input and output circuits, and PID control software.