Technology: general issues 201 History of engineering and technology 165 human 128 simulation 122 TK Electrical engineering. Electronics Nuclear engineering 105 Humans 102 computer simulation 86 TJ Mechanical engineering and machinery 84 Research & information: general 82 article 82 Article 78 History of engineering & technology 74 Computer Simulation 73 TP Chemical technology 59 biological model 57 controlled study 52 TA Engineering (General). Civil engineering (General) 50 Computational Biology 48 biology 48 algorithm 42 Computer modelling and simulation 36 procedures 36 Algorithms 35 Markov chain 35 Models, Biological 35 nonhuman 35 QA Mathematics 34 Research and information: general 34 male 33 physiology 33