Ultrasonic Simulation of Seismic Waves Affected by Mine Water Invasion in North China Coalfield

Water invasion is a common situation met during the development of East Sichuan gas fields.

气藏水侵是川东气田开发过程中遇到的普遍现象。

The forecasting system for water invasion of colliery integrating expert system and neural networks

集成专家系统和神经网络的煤矿水害预测系统

Comprehensive Assessment Method of Water Invasion Susceptibility from Coal Seam Floor Based on GIS Technology

基于GIS的煤层底板灰岩水突出危险性综合评价

Analogy simulation method for water invasion forecasting of mining influenced coal seam floor

突水预测的采动煤层底板相似模拟方法研究

The cause analysis and Prevention about sea water invasion in Laizhou Bay

莱州湾海水入侵原因分析与防治措施

Neural Network Expert System and Their Application to Forecasting the Water Invasion of Colliery

神经网络专家系统在煤矿突水预测中的应用

Mine water invasion is one of the main disasters in the the mining area.

矿井突水是该矿区的主要灾害之一。

GIS Design of the Risk Evaluation of the Sea Water Invasion in Shandong Province

山东省海水入侵灾害危险性评价的GIS方案设计

Simulation study on effect of inclined strata coal mine on floor water invasion

倾斜煤层开采对底板突水影响的数值模拟

Study on the water invasion classification and mechanism in Fengfeng mine area

峰峰矿区矿井突水分类及发生机理研究

Study on water invasion law of shale in section of casing damage

套管损坏井段泥岩浸水规律试验研究

Mine DC Electrical Methods and Application to Coal Floor Water Invasion Detecting

矿井直流电法及在煤层底板突水探测中的应用

Water invasion model of individual well in fracture gas reservoir with bottom water

裂缝性底水气藏单井水侵模型

Study of the Water Invasion Rules and Potential Evaluation to the First Sands of Ng Formation

草20馆陶一砂体水侵规律研究及潜力评价

A preliminary discussion on mechanism and recognition of water invasion characteristics in edge water drive gas reservoirs

边水气藏水侵特征识别及机理初探

In case there is filling agent inside fractures, mud invasion depth increases significantly with the increase of mud column pressure.

当裂缝有充填物时，随泥浆柱压力增加，泥浆侵入深度增大，当泥浆柱压力超过第一临界值后，侵入深度急剧增大。

Controlling sidewall invasion depth of drilling fluids is an important measure to protect the reservoir in perforated completion.

控制钻井液井壁侵入深度是射孔完井油层保护的重要手段。

Conclusion Expression of VEGF-C and invasion depth may play a more important role in cervical cancer lymph node metastasis.

结论浸润深度、VEGF-C阳性表达是影响淋巴结转移的相关因子，而CD44V6所起作用相对不大。

The invasion depth to uterine muscle < 1/ 2 was object to survive more longer.

子宫肌层浸润深度<1/2者可获得较高的生存率（P<0.05）。

Objective To evaluate the value of MR imaging in the assessment of invasion depth by endometrial carcinoma.

目的评估磁共振成像（MRI）在定位子宫内膜癌浸润深度方面的价值。