@article{yjycl2108474126689501186, title = {煤矿预应力锚杆支护技术的发展与应用}, author = {卿春华}, journal = {冶金与材料}, year = {2019}, number = {6}, pages = {122--123}, issn = {2096-4854}, url = {https://yjycl.hljsm.org.cn/articles/2108474126689501186}, }