过渡产品 meaning in English

transitional product

Because hart realizes digital communication in the transmission of analog signals , it has strong competition in this interim period and grows quickly . our country also began to develop control system based on fieldbus in order to break up international monopolization
其特点是在现有的模拟信号传输线上实现数字信号通信，属于模拟系统向数字系统转变过程中的过渡产品，因而在当前的过渡时期具有较强的市场竞争能力，得到了较快的发展。