1.
Relationship Between Job Stress and Health Among The Coal Mine Well Descends Workers;
煤矿井下工人工作应激情况及其与健康的关系
2.
Studies on blood free radicals and interleukin-6 in the miners exposed to coal-dust;
煤矿井下工人血中自由基和白介素-6的变化
3.
Investigation and Analysis of a Plateau Underground Mine(?) Working Environment and Workers
某高原地下矿山作业环境及井下工人的调查分析
4.
Flooding of three vertical shafts trapped the miners as they changed shifts.
三个竖井发生透水，把正在换班的工人困在井下。
5.
Seventy-two miners have been found alive.
爆炸发生后，井下矿工有72人得以生还。
6.
Rescuing workers are sent to relieve the trapped coal miners .
抢险人员被派去解救被困在井下的煤矿工人
7.
Rescue workers were sent to relieve the trapped coal miners.
抢险人员被派去解救被困在井下的煤矿工人。
8.
open caisson method in underground construction
地下工程沉井法施工
9.
Minimum Age (underground work) Convention, 1965
（井下工作）最低年龄公约
10.
Wellhead and borehole track optimization in artificial well site in district 1 of Chenghai Oilfield
埕海一区人工井场井口及井眼轨迹优化
11.
The oil workers are sinking a well.
石油工人正在打油井。
12.
Underground Work Personnel's Administrative System Operation Principle and Application of the Colliery
煤矿井下作业人员管理系统工作原理及应用探讨
13.
Incidence of Fatty Liver and Nutrition Status of Underground Miners
煤矿井下作业工人脂肪肝的发病情况及营养状况
14.
Collectively-owned mining enterprises must survey and draw maps showing the correlation between surface and underground workings.
集体矿山企业必须测绘井上、井下工程对照图。
15.
Discussion on Downhole Tool to Improve Drilling Maneuverability in Case of Narrow Density Windows
提高窄密度窗口钻井可操作性的井下工具探讨
16.
Elementary Discussion on Deep Well Dewatering in Construction of Open Caisson by "Drainage Sinking Method"
浅谈“排水下沉法”沉井施工中的深井降水
17.
But once the prince was in the well, the servant closed its lid and called out.
但当王子下井后，仆人就关上了井盖，并大声叫道。
18.
Study on Monitoring System to Real Time Position of Moving Personnel in Mine;
矿井井下移动人员实时位置的监测系统研究