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

1、

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。

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2、

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

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3、

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

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4、

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

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5、

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

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6、

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

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7、

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。

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8、

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

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9、

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

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10、

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

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11、

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

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12、

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

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13、

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

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14、

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

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15、

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

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16、

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。

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17、

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。

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18、

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。

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19、

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）。

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20、

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。

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