@data{d0624af6-2cb6-46db-a0e6-0686ab7bbab5,
title = {Test data set of metal materials for drilling tools (2017-2018)},
author = {chi shenggao},
url = {http://www.ncdc.ac.cn/portal/metadata/d0624af6-2cb6-46db-a0e6-0686ab7bbab5},
cstr = {11738.11.ncdc.SRIPE.db1700.2022},
doi = {10.12072/ncdc.SRIPE.db1700.2022},
journal = {National Cryosphere Desert Data Center},
publisher = {National Cryosphere Desert Data Center(www.ncdc.ac.cn)}
}