祁东

祁东矿表土240～280m，为一特厚粘土层段。

There is a special thick clay of about 240 ~ 280 m under the topsoil of Qidong Coal Mine .

黄花菜在祁东县的种植已有500多年的历史。

Qidong people have cultivated daylily for over five hundred years .

祁东东风井冻结表土段快速施工总结

The fast construction generalization of Qidong Dongfeng well freezing top soil

祁东煤矿风井联系测量技术

Linkage measure technique of ventilation shaft in Qidong Coal Mine

祁东黄花菜的发展是机遇与挑战并存。

Opportunities and threats are both waiting for Qidong daylily .

祁东煤矿地应力测量成果分析

The Analysis of the Results of Stress Measuring in Qidong Coal Mine

计算机及局域网在祁东煤矿的应用

Application of Computer and Local Network in Qidong Coal Mine

祁东煤系高岭土大型工业应用试验研究

Experimental Study on Large-scale Industrial Applications of Kaolin in Qidong

祁东煤矿煤质变化特征及主要影响因素分析

Analysis of Coal Property Change in Qidong Coalmine and Its Mayor Controlling Factors

祁东煤矿顶板导裂高度的分析判别

Analysis and Distinguishing of Water Conducted Zone Height above Roof in Qidong Coalmine

湖南祁东中奥陶世笔石地层

Middle Ordovician graptolite strata in qidong , hunan

祁东煤矿突水灾害成因分析

Causes of water inrush in Qidong Coal Mine

祁东煤矿突水灾害的综合分析与快速治理技术

Comprehensive analysis and rapid treatment technology for water inrush disaster in Qidong Coal Mine

祁东煤矿地质构造对煤与瓦斯突出的影响研究

The Study on the Influence of Geologic Structure on Gas Outburst in Qidong Coal Mine

祁东煤矿71煤层7114工作面出水原因分析

Cause Analysis of Water Bursting in 7_114 Mining Face of 7_1 Coal Seam in Qidong Colliery

安徽省祁东煤矿底砾含水层突水灾害成因与治理技术

Cause analysis and control technology of the water bursting hazard in Qidong Coal Mine , Anhui Province

简要介绍了陀螺经纬仪在定向测量中的应用和祁东风井联系测量技术。

This text introduces the application of theodolite in the directional measure technique in Qidong ventilation shaft .

祁东煤矿东风井基岩段注浆防治水技术

Water prevention and control technology with grouting for base rock section of East ventilation shaft in Qidong Mine

通过对祁东煤矿勘探钻孔统计资料分析，研究了岩浆侵入煤层的主要特征。

Based on the statistics of exploratory boring data , the main characters are researched on magmatic intrusion in Qidong coalmine .

2008年祁东县健康人群流脑免疫水平和带菌状况调查

Investigation on Antibody Level Against Epidemic Cerebrospinal Meningitis and Carriage Rate of Neisseria meningitidis Among Healthy Population in Qidong County in 2008

祁东煤矿开采煤层上覆岩土体工程地质特征与突水溃砂机理研究

A Study on the Engineering Geology Characteristics and on the Mechanics of Water and Sand Bursting from the Overlying Strata of Mining Coal Seam in Qidong Coalmine

湖南是黄花菜的主要产区，占全国总产量的66%，而湖南祁东地区就占了57%。

Hu'nan is one of the main daylily-planting regions , who shares 66 % of the total output of the whole country , and Qidong 57 % .

皖北祁东煤矿7130工作面回采期间水位、涌水量监测过程未发现异常情况，没有发布警情信息，该工作面实现了安全回采。

In 7130 face , no abnormity was found in the monitored water level and water amount , and no alarm was released , the working face realized safety mining .

这名男子20岁，上个月和其同伙在中国中部湖南省祁东县盗窃了价值一万元（1540美元）的物品。

The 20-year-old man is suspected of stealing cash and items valued at 10000 yuan ( $ 1540 ) with other accomplices in his hometown of Qidong county in Central China 's Hunan province last month .

在祁东矿3246风巷进行的高压注水试验表明，瓦斯挤出量达42.52m~3，挤出率6.6%，炮后瓦斯浓度平均降低30%，炮后瓦斯超限报警和断电次数降低56%。

From the test data of 3_246 laneway of QiDong coal mine , we can know that the gas extruded volume reach to 42.52 cubic meters and extrusion ratio was reach 6.6 percents . the gas concentration reduce 30 percents . Numbers of alarm and power cut reduce 56 percents .