firedamp testing

Before main shaft and air shaft revealing coal in Gushan coal mine,the measure on methane pressure is finished,which is compared with previous geologic informatics.

谷山井主井及风井井筒揭煤前所作的瓦斯压力测定结果以及其结果与以前地质资料的对比分析,进一步验证了谷山井二1煤层瓦斯含量高,具有煤与瓦斯突出危险性,为今后安全施工及生产提供了技术依据。

Managing information system of gas prediction based on GIS;

基于GIS的瓦斯预测信息管理系统

Design and development of gas prediction management system based on SuperMap;

基于SuperMap的瓦斯预测管理系统设计与开发

The application and comparison of neural network based on algorithm BP and RBFNN in methane prediction;

基于BP和RBFNN的神经网络算法在瓦斯预测中的应用及比较

Development of ZY-73 Coal Seam Gas Pressure Measuring Instrument

ZY-73型钻孔煤层瓦斯压力测定仪的研制

Gas Pressure Determination on Seam of 21(2) Ming Area in Jueguangsi Colliery

觉光寺煤矿21(2)采区煤层瓦斯压力测定

The Capsule Seals the Hole Technology in the Month ore Coal Bed Gas Pressure Determination Application

胶囊封孔技术在月矿煤层瓦斯压力测定的应用

Application of Pressurized Cementation Sealing Technology with Casing to Gas Pressure Measurement

套管带压固结封孔技术在瓦斯压力测定中的应用

Borehole sealing mechanism and a new technology for coal seam gas pressure test:a research

钻孔密封机理及新型煤层瓦斯压力测定技术研究

Gas Prevention and Control Technology with Hydraulic Pressing and Pushing for Fully Mechanized High Gassy Coal Mining Face

高瓦斯综采面水力压挤瓦斯防治技术

Generate Pressure Prediction of Gas Hydrate Formation Based on RBF Neural Network

基于RBF神经网络瓦斯水合物生成压力预测研究

firedamp pressure-chamber method

瓦斯压力调节室排放法

recording gas pressure gauge

瓦斯压力自动记录器

EXPERIMENTAL STUDY OF EFFECT OF GAS PRESSURE ON GAS SEEPAGE OF OUTBURST COAL

瓦斯压力对突出煤瓦斯渗流影响试验研究

Micro Seismic Monitioring Location Research of Coal and Gas Outburst;

微地震监测煤与瓦斯突出的定位研究

Corrugated fibreboard--Determination of edgewise crush resistance

GB/T6546-1998瓦楞纸板边压强度的测定法

corrugated fibreboard-determination of flat crush resistance

瓦楞原纸平压强度的测定

Corrugating medium--Determination of the flat crush resistance after laboratory fluting

GB/T2679.6-1996瓦楞原纸平压强度的测定

Evaluation of Uncertainty of Edgewise-Crushed Resistance of Corrugated Fiberboard

瓦楞纸板边压强度测定不确定度的评定

Analysis on the gas pressure measurement result revision on the basis of gas loss quantity before bore being sealed

基于封孔前瓦斯损失量的测压结果修正分析

Overpressure Prediction of Mine Gas Explosions

关于矿井瓦斯爆炸超压规律的预测和分析

The Study of Hydraulice Extrusion Technology in High Gassy Excavating Working-face;

高瓦斯煤层掘进工作面水力压挤技术研究