Long-distance oil and gas pipeline welding technology[J]. MW Metal Forming, 2008, (24): 32-36.
            
            
                
                    | 
                        
                            Citation:
                        
                     | 
                    
                        Long-distance oil and gas pipeline welding technology[J]. MW Metal Forming, 2008, (24): 32-36.
                        
                     | 
                
            
         
        
            
                Long-distance oil and gas pipeline welding technology[J]. MW Metal Forming, 2008, (24): 32-36.
            
            
                
                    | 
                        
                            Citation:
                        
                     | 
                    
                        Long-distance oil and gas pipeline welding technology[J]. MW Metal Forming, 2008, (24): 32-36.
                        
                     |