这个组件的访问测试项目，您可以进行初步的访问的测试，免去了您写测试程序的麻烦，这个项目是和三菱，西门子PLC的访问写在一起的。(This component's access test project, you can carry out preliminary access test, free you from the trouble of writing test program, this project is written together with Mitsubishi, Siem