IDEF9 Standard
Use Case Diagrams technology. An effective management of changes is significantly facilitated by way of definition and documenting of business-requirements.                        
                            
                                
                                Mechanical Engineering                            
                                                    
                        
                        
                        
                            This solution extends ConceptDraw PRO v.9 mechanical drawing software (or later) with samples of mechanical drawing symbols, templates and libraries of design elements, for help when drafting mechanical engineering drawings, or parts, assembly, pneumatic,                        
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