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121. Research On Support Crushing Mechanism And Control Of Fully Mechanized Caving Face In Close Distance Coal Seam Under Goaf
122. Study On The Surrounding Rock Control Of The Comprehensive Caving Coal Mining In The Ultra-close Multiple-seams Coal Beneath Coal Pillar
123. Study On The Relevant Technology Of Ultral-close Thin Coal Seams Mining Under Complex Surrounding Rock Condition
124. Study On Gas Migration For Extreme Close Range Upper Protective Coal Seam Exploitation In No.5 Mine, Pingdingshan
125. Study On Non-ce-based Pd-pt Bimetallic Close Coupled Catalysts Used For The Control Of Cold-start Pollution
126. Ehv Seafood Processing Vessel Quickly Open And Close The Sealing Device Study
127. The Amorphous Structure Of The Random Close-packed Model Mc Simulation And Optimization Study
128. Close The Economic Benefits Of Spinning Technology Research
129. CNC Winding Machine Control Of Process Parameters Method
130. Laser Cladding Of Small Modulus Gear Repair Process Pilot Study
131. Fracturing Fluid Flowback Model And Its Application
132. Control Design Based On Fieldbus Technology Tobacco Factory Silk Production Line Runye Add Water
133. Explore. Guide To Healthy Living Position As The Center Of Furniture Interface
134. Research On Valve Control Cyclinder Force Closed-loop Control Characteristics Of The 0.6mn Free-forging Hydraulic Press
135. Study On The Effect Of Blasting Vibration On Close Oil Pipe
136. Surrounding Rock Control Technology And Stability Of Gob-side Entry Retaining Without Backfilling Wall Under Frequent Mining Disturbance In Close Distance Coal Seams
137. Layout Of Open-off Cut And Surrounding Rock Control Technology Under Ultra-close Multi-seam In Xinrui Coal Mine
138. Study On The Pressure Relief Mechanism Of Upper Protective Seam Mining And Gas Extraction Technology In Close Coal Seams
139. Safety Mining Technology Research Of The Ultra-close Distance And Outburst Coal Seams Based On Multi-disaster Coupling
140. The Analysis Of Ultrasonic Propagation Characteristics In Metal Plate With The High Frequency Eddy-current Loading
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