@article{yjycl2108474140295823361,
  title = {基于西门子变频器的PLC控制程序设计},
  author = {王键},
  journal = {冶金与材料},
  year = {2022},
  number = {1},
  pages = {86--87},
  issn = {2096-4854},
  url = {https://journal.zazhitong.com/yjycl/articles/2108474140295823361},
}