1) pit props
矿坑木
2) mine timber
坑木
1.
Using electrosmose grouting method, We reinforce the surrounding rock (soil)and mine timber of the ancient copper mine.
采用电渗注浆法,对某古铜矿遗址围岩(土)及坑木进行了保护试验研究,并对其保护效果进行了检测。
3) pit
[英][pɪt] [美][pɪt]
矿坑
1.
The effect factors of the pit inflow of water prediction;
矿坑涌水量预测的影响因素分析
2.
The Paper introduces the hydrogeological features of Anqing Copper Mine and points out land subsidence and surface water pouring downwards caused by the deepening mining may result in the increasing trend of the maximum outflow rate within the pit.
介绍了安庆铜矿的水文地质特征,指出随着向深部开采,造成地面塌陷和地表水下灌,致使矿坑最大涌水量出现不断增大的趋势。
4) mine gallery pump
矿坑坑道泵
5) no pitwood
无坑木
6) pitprop bracket
坑木支架
补充资料：坑木
矿井里用做支柱的木料。
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