shaft piercing是什么意思

网络释义

用法例句

Coal and gas outburst is a complex air and shock wave propagation progess,which includes the progpagation progess of air shock wave and the gas effuse and the gas diffusion,Research on the law of the gas propagation and destroy in the roadway network is a good guide for prevention of coal and gas outburst disaster.

通过对上述过程的研究,摸清煤与瓦斯突出过程沿井巷网络的传播破坏规律,对于我国煤与瓦斯突出灾害的防治都有着积极的作用。

Research progress on propagation law of gas explosive along mine roadway network

瓦斯爆炸沿井巷网络传播规律的研究进展

Change in Air Flow and Stability Based on Mine Ventilation Network of Dynamics

基于通风网络动态的井巷风流变化与稳定性

Study and Application of Bolt and Grouting Coupling Support Technique in Broken Soft Rock Roadway

破碎软岩斜井巷道锚网喷注耦合支护技术

Lane Control Network Through the Measurement and Accurate Methods of Emplaced

井巷贯通测量控制网布设及精度提高方法

Research on combining support technology of roadway

锚网索支架联合支护技术在深井巷道维修中的应用

The Reseach on Neural Network Predict the Laneway Distortion;

基于神经网络的软岩巷道变形预测研究

The Stability Classification System for the Surrounding Rocks in Mining Roadway Based on Ann Method;

基于人工神经网络的煤巷围岩稳定性分类系统

The Stability Classification Research of Roadway Surrounding Rock Based on Neural Network

基于神经网络的巷道围岩稳定性分类研究

EXPLORATION OF TWO-GATEWAY NETWORK PARALLEL ELECTRICAL TECHNOLOGY FOR EXPLORING THIN-COAL AREA WITHIN COAL FACE

双巷网络并行电法探测工作面内薄煤区范围

Application of Network Chart Optimization in Excavation Construction of Rock Draft

网络图优化在岩巷掘进施工组织中的应用

Prediction on the deformation of soft rock roadway using grey neural network method

软岩巷道变形灰色神经网络多步预测研究

A gallery or drift in a mine.

矿井中的水平巷道或小平巷

Research on Artificial Neural Network Realizing for Three-Phase Measurement in Oil Wellhead;

油井井口三相计量技术的神经网络实现研究

The System of WebGIS Safety Monitoring Network Information Management in Mine;

WebGIS矿井安全监测网络信息管理系统

Research and Implementation of Coalmine Ventilation Network Calculation Software;

矿井通风网络解算软件的研究与实现

Research on the Remote Measure System for Oil Well Based on GSM Network;

基于GSM网络的油井远程测量系统研究

Study of Mine Ventilation Network Analysis Based on COMGIS;

基于COMGIS的矿井通风网络分析研究

Wireless Network Mine Pit Monitor System Based on Wimax;

基于Wimax无线网络的矿井监测系统