主题词：Composite Structure Analysis and Optimization; Fatigue and fracture mechanics; Numerical methods in engineering; Mechanical Behavior of Composites; Cellular and Composite Structures; Structural Load-Bearing Analysis; Diverse Scientific and Economic Studies; Nanofluid Flow and Heat Transfer; Vibration and Dynamic Analysis; High-Velocity Impact and Material Behavior; Human auditory perception and evaluation; Educational Robotics and Engineering; Nonlocal and gradient elasticity in micro/nano structures; Structural Analysis and Optimization; Advanced Welding Techniques Analysis; Aluminum Alloys Composites Properties; Welding Techniques and Residual Stresses; Additive Manufacturing and 3D Printing Technologies; Railway Engineering and Dynamics; Composite Material Mechanics; Fluid Dynamics and Turbulent Flows; Hydrogen embrittlement and corrosion behaviors in metals; High Temperature Alloys and Creep; Heat Transfer Mechanisms; Microstructure and mechanical properties