Problems, exercises, etc 86 Outlines, syllabi, etc 47 Statistics 30 Engineering 26 Purification 26 Mathematical statistics 25 Water 25 更多 ... Probabilities 24 Stochastic processes 23 Geometry 18 Design and construction 15 Strains and stresses 15 Mechanical engineering 12 Signal processing 12 Automatic control 11 Dynamics 10 Control theory 9 Engineering design 9 Fluid dynamics 9 Mathematics 9 Fluid mechanics 7 Pipe 7 Polynomials 7 System analysis 7 Water quality 7 Energy conservation 6 Filtration 6 Finite element method 6 Friction 6 Heat 6 少 ...