易燃厚煤层超长工作面综放工艺及防灭火技术

new

易燃厚煤层超长工作面综放工艺及防灭火技术的英文翻译

基本释义

Full-mechanized Caving Mining Technics and Fire Prevention and Extinguishment Technology of Extended Length Mining Face in Combustible Thick Coal Seam

易燃厚煤层超长工作面综放工艺及防灭火技术的相关资料：

临近单词

易易于发生事故

目录

查词历史