CIR has various meanings in the Weather category. Discover the full forms, definitions, and usage contexts of CIR in Weather.
Plane figure bounded by a line that, at all points, is equidistant from a point termed the 'Center' Can be considered as the section of a sphere by a plane Word is frequently applied to its circumference, as in 'position circle'
WeatherEstablishing flow down the tubing or drill pipe and up the annulus. Reverse circulating involves injecting down the annulus and up the drill pipe.
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