Topics: fluid velocity, velocity potential, dimensional analysis, hydraulic power plant, pelton wheel, hydraulic, mach number, mach angle, gross head, net head, hydraulic efficiency, shock-wave, vortex, Fronde's number, Reynolds number

Topics: work, energy, wheels, transfer function, eulerian angles, characteristic equation, gyration, gear, damper, collision, spring

Topics: crutches, axiliary crutch, pick-up frame, walker crane hybrid, gutter frame, osteoarthritis patient, wheelchair

Topics: research, logic, wheel, idea, proposal, plagiarism