human engineering

study of the influence of work conditions on job effectiveness; profession which deals with bringing groups of people and/or machines to a more efficient and effective performance

See also The Human Factor (disambiguation). "Human Factors" (HF) is a catch-all term that covers; The science of understanding the properties of human capability (Human Factors Science). The application of this understanding to the design and development of systems and services (Human Factors Engineering) The art of ensuring successful application of Human Factors Engineering to a programme (sometimes referred to as Human Factors Integration (HFI) )
See more at Wikipedia.org...

Ergonomics /er·go·nom·ics/ the science relating to humans and their work, including the factors affecting the efficient use of human energy. [more]Human engineering - Community and Resources

Eng: human engineering
Urdu: اِنسانی اِنجنیئری ۔ مزدُور کی ضروریات اور مہارت کی مُناسبت سے سازوسامان ڈیزائن کرنے اور حالات کار کا تجزیہ کرنے والا عملی عِلم ۔