@article{yjycl2108474139284996097,
  title = {西门子变频器的保养及维护问题研究},
  author = {王键},
  journal = {冶金与材料},
  year = {2021},
  number = {6},
  pages = {65--66},
  issn = {2096-4854},
  url = {https://journal.zazhitong.com/yjycl/articles/2108474139284996097},
}