TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

constante de réaération [1 record]

Record 1 1986-05-09

English

Subject field(s)
  • Scientific Measurements and Analyses
  • Hydrology and Hydrography
DEF

A constant that expresses the rate at which oxygen is dissolved in water to replace that which has been depleted by biochemical oxidationor by other means. Its value depends on the time unit involved (usually a day) and varies with temperature, depth, and velocity of the water.

French

Domaine(s)
  • Mesures et analyse (Sciences)
  • Hydrologie et hydrographie
DEF

Constante qui exprime le pourcentage auquel l'oxygène est dissous dans l'eau à partir de l'air pour remplacer celui qui a été utilisé par l'oxydation biochimique ou d'autres processus. Sa valeur dépend de l'unité de temps considérée (généralement une journée) et varie selon la température, la profondeur et la vitesse de l'eau.

Spanish

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