@article{yjycl2108474118825181185, title = {聚丙烯挤出成型工艺探讨}, author = {程乾坤}, journal = {冶金与材料}, year = {2019}, number = {1}, pages = {95--96}, issn = {2096-4854}, url = {https://yjycl.hljsm.org.cn/articles/2108474118825181185}, }