drillhole burden 炮眼的负裁
Drillhole layout 布孔方式
drillhole pattern [矿业] 钻孔图型
three component drillhole magnetometer 三分量井中磁强计
drillhole survey [油气] 钻孔测量
drillhole magnetometer 钻孔磁力仪
pp drillhole pp3卫星孔
single drillhole 不变径钻孔
On basis of this model, the modeling methods and modeling flow were discussed based on data source of geological observation, drillhole, ichnography and section map.
在此基础上，探讨了在基于地质观测数据、钻孔数据、平面图数据、剖面图数据的断层建模方法和建模流程。
Adopting survey technology of double-head water-stopped machine flowing high of upward-inclined drillhole rock destruction rules were surveyed, development height of water conducted zone was gained.
采用井下仰斜钻孔双端堵水器导高观测技术对白庄煤矿综放开采条件下，覆岩破坏规律进行了实测，得出了导水断裂带的发育高度。
At Yaoqiao coal mine, once and successful shaft washing using hydrochloric acid is made in the drillhole aquifer stuffed by the Permian system Taiyuan group NO. 4 lime, good result has been obtained.
姚桥煤矿通过对二叠系太原组四灰含水层被堵塞钻孔和裂隙发育不畅钻孔利用盐酸洗井，一次洗通，取得了良好的效果。
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