$53,831                        
                            a year                        
                    
                            
            
             ...  as mechanics, dynamics, properties of materials, and electronics. -OR- 2. Combination of ...         
        
                a month ago            
            
        
                                    
                        $53,831                        
                            a year                        
                    
                            
            
             ...  as mechanics, dynamics, properties of materials, and electronics. -OR- 2. Combination of ...         
        
                a month ago