sub level

The external load exerted on the support used in sub-level caving face generally moves forward.

To add emphasis, the color and font weight is changed for this list item and any sub-level list items within it.

Finally, when there are just two items left in the @matches array, insert them as a key-value pair in the current sub-level.

adminmenu2 ul : The sub level navigation bar, for links (example: under Manage: Posts, Pages, Categories).

of sections of the mine employing sub-level caving techniques.

Datuanshan XI # 2 orebody at shizishan copper mine is a deep large size orebody, mined by the sub level open stoping method.

Or sub-level officials output optional.

Reliability study of the production system using fully mechanized mining with sub - level caving method in parallel operations

Analysis and Governing of the Gas in the Working Face of the Fully- Mechanized Sub- Level Caving in the Small Coal Pillars

Study of dynamic pressure mechanisms and laws of fully mechanized sub-level caving in extremely thick coal seam

Study on Stability of Roof Coal in Face area in Fully- Mechanized Sub- Level Caving Mining Face and its Application

Application of the fully mechanized longwall sub-level caving technology in the large-angle angular surface mining

Numerical Simulation of Flow Field and Gas Transportation in Goaf of Fully Mechanized Sub-Level Caving Face with J-Shape Ventilation System

Roof falling mechanism of face area in fully-mechanized sub-level caving mining face and its control

The spot observation research on the surrounding-rock deformation laws of roadway in fully-mechanized sub-level caving mining face

Analysis and Discuss of the Factors Causing the Toppling of Hydraulic Support in the Sub-level Caving Working Faces

Mechanical deformation analysis and principle of floor heave of roadway driving gob in fully mechanized sub-level caving face

Mechanical deformation analysis of floor strata of roadway driving along next goaf in fully mechanized sub-level caving face

Research of the prediction on production capability of fully mechanized sub-level caving face

Feasibility Discussion of Super Long Spontaneous Combustion Coal Seam's Sub-level Caving Mining Technology

Optimizing study on parameters of fully mechanized sub-level caving face with orthogonal regression method

Ideas for increasing top-coal recovery coefficient of the fully mechanized sub-level caving face

Study and operation practice of the mining method of sub-level stoping with large diameter long boreholes

Influencing factors and improving methods for recovery ratio of sub-level caving coal blasting mining

Object-oriented analysis and modeling of fully mechanized sub-level caving production system

Reasonable width analysis of coal pillar preserving gateway in fully-mechanized sub-level caving

Sub- Level Caving Mining Technique in Complicated Geological Condition

J-Shape Ventilation System for Controlling High Gas Emission at Fully Mechanized Sub-Level Caving Face

Extension and reversal teversal technology of fully mechanized sub-level caving face

The Exploration and Practice of Sub-level Caving Method in Drill and Blast Work-facing in Inclined Coal Seam

The effect of the parameters of fully mechanized sub-level caving mining support on the extraction of caving

Drainage Gas Technique with High Position Boring in Fully Mechanized Sub-level Caving Face

Practice of Coal Winning Technology in the High Inclination-angle Sub-level Caving Working Face

Roof Control of Sub - level Caving Mining in "Three- weak Elements" Unstable Thick Seam

Arrangement and Selection of Cutting Tunnel in Sub-level Exploitation

Application of neural network method in fully mechanized sub-level caving face

The characteristics of top-coal deformation and smash with sub-level caving mining

Roof Control of Sub- level Caving Mining Workface under Complicated Geological Condition

The study of spontaneous combustion thick coal seam's sub-level caving mining technology

The Application of Inner Interlocked Tail Road in 2308 Comprehensively Mining Sub-level Work Face at Si He Coal Mine

Study on Sub- level Caving Mining under Thick Alluvium Mining Village

Mechanism and Preventing Technique on Side Fall Root Caving of Coal Wall in Sub- Level Caving Mining workface

Research and Practice on Full-mechanized Caving Mining in Sub-level Seam

Research on Coal Caving Technology on the End Support of Fully Mechanized Sub-level Caving Face

Study on the Reliability of Man-Machine-Environment System of Roadway Sub-Level Caving

Study on Bolt Support of Maintaining Entries Along Gob Edges of Sub-level Caving Mining Workface

Strata Control in Fully-Mechanized Sub-Level Caving Face

Knowledge of sub-level caving method to control underground impact pressure

Sub-level caving mining with seam of thickness dirt band

Study on Drawing Features and Technology of Top Coal Extraction By Sub-level Caving of Little Extraction-drawing Ratio