bath-tub curve

См. также в других словарях:

• bath-tub curve — failure rate curve A graph, having the outline shape of a bath tub, in which the failure rate of a piece of machinery is plotted against time (on the horizontal axis). The graph has three phases: a burn in or start up phase, during which faults… …   Big dictionary of business and management

• failure-rate curve — See bath tub curve …   Big dictionary of business and management

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• Vorticity — is a mathematical concept used in fluid dynamics. It can be related to the amount of circulation or rotation (or more strictly, the local angular rate of rotation) in a fluid.Clancy, L.J., Aerodynamics , Section 7.11] The average vorticity zeta… …   Wikipedia

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