情系忠爱的煤矿安全事业--记河南煤矿安全监察局事故调查处处长薛纯运

情系忠爱的煤矿安全事业--记河南煤矿安全监察局事故调查处处长薛纯运的英文翻译

基本释义

• Loyal safety cause of coal mine--The record of Mr. Xuechunyun, director of Henan coal mine safety supervision bureau incident investigation department