1) expanding mining
扩掘
1.
This paper analyze the problems of expanding mining caving lightly set-up room with traditional shield support,it took the influence to join caving lightly workface.
分析了在复杂的地质条件下 ,采用传统的架棚支护在扩掘大断面轻放切眼中出现的问题 ,给轻放工作面衔接带来的影响。
2) chain bucket excavator
链斗式扩掘机
4) undermining
[英][,ʌndə'main] [美][,ʌndɚ'maɪn]
穿掘，挖掘
5) dig up; find
掘出;发掘
6) tunneling
[英]['tʌnəlɪŋ] [美]['tʌnəlɪŋ]
掘进
1.
Analysis of the Operation of ST-1.5 Scrapers in Tunneling;
ST-1.5型铲运机在掘进中的运行分析
2.
Computer application in mechanized slope tunneling;
计算机在斜井机械化掘进中的应用
3.
Experimental Research on Quickly Tunneling Technique about Thin Seam under Complicated Geological Conditions
薄煤层复杂地质条件下掘进支护技术研究
补充资料：充扩
1.扩充，开拓。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条