主题词：Composite Structure Analysis and Optimization; Nonlocal and gradient elasticity in micro/nano structures; Structural Analysis and Optimization; Vibration and Dynamic Analysis; Structural Load-Bearing Analysis; Numerical methods in engineering; Topology Optimization in Engineering; Dynamics and Control of Mechanical Systems; Mechanical Engineering and Vibrations Research; Railway Engineering and Dynamics; Robotic Mechanisms and Dynamics; Cellular and Composite Structures; Thermoelastic and Magnetoelastic Phenomena; Structural Health Monitoring Techniques; Gear and Bearing Dynamics Analysis; Structural Engineering and Vibration Analysis; Probabilistic and Robust Engineering Design; Aeroelasticity and Vibration Control; Vibration Control and Rheological Fluids; Mechanical stress and fatigue analysis; Mechanical Behavior of Composites; Structural Response to Dynamic Loads; Hydraulic and Pneumatic Systems; Tribology and Lubrication Engineering; Fatigue and fracture mechanics