当前 ,以计算机信息技术、航空航天技术为代表的高新技术冲击着各个工业领域。高新技术正在改变着传统产业 ,带动着传统产业的发展。新型支流控制式多功能阀门 (以下简称“支控式阀门”)的脱颖而出 ,成为阀门领域中传统工业与高新技术相结合的成功范例。支控式阀门从启闭原理上 At present, the hi-tech represented by computer information technology and aerospace technology has hit various industrial fields. High-tech is changing the traditional industries and driving the development of traditional industries. The new tributary control multi-function valve (hereinafter referred to as “controlled valve”) stand out and become a successful example of the combination of traditional industries and high-tech in the valve field. Control valve from the principle of opening and closing