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介绍了核燃料组件中锆4合金管自动TIG焊的工艺过程和PC控制系统的接口及其软件。该控制系统能对焊接过程进行全自动控制，具有控制精度高、抗干扰能力强和操作方便等特点。
The process of automatic TIG welding of zirconium alloy tube in nuclear fuel assembly and the interface and software of PC control system are introduced. The control system can fully automatic control of the welding process, with high control accuracy, anti-interference ability and easy operation.