Numerical modeling of physical processes. Processes of impact interaction. Verification and validation of numerical models of low-velocity impacts and penetrations. Requirements
Mechanical vibration. Balance quality requirements for rotors in a constant (rigid) state. Part 1. Specification and verification of balance tolerances
Boxes and enclosures for electrical accessories for household and similar fixed electrical installations. Part 21. Particular requirements for boxes and enclosures with provision for suspension means
