一、前言核电在我国刚刚起步,继我国自行设计和建造的秦山核电站(电功率为30万千瓦)之后,中外合资的大亚湾核电站正在建设之中。笔者有幸于1990～1991年度应聘参加了大亚湾核电站的建设工作。大亚湾核电站由两台90万千瓦的机组组成,反应堆属于压水堆型。电站的核岛部分(指反应堆厂房及其配套厂房)由法国法马通——斯毕(FRAMATOME-SPIE) I. INTRODUCTION Nuclear power has just started in China. Following the Qinshan Nuclear Power Station (with an electric power of 300,000 kilowatts) that was designed and built by China, the Sino-foreign joint venture Daya Bay Nuclear Power Station is under construction. The author had the privilege to apply for the construction of Daya Bay Nuclear Power Station in 1990-1991. The Daya Bay Nuclear Power Plant consists of two 900,000-kilowatt units and the reactor is of pressurized water reactor type. The nuclear island part of the power station (referring to the reactor building and its associated factory building) by FRAMATOME-SPIE