单词 | density correction |
释义 | density correction [`den·sǝd·ē kǝ`rek·shǝn] AEROSPACE ENGINEERING A correction made necessary because the airspeed indicator is calibrated only for standard air pressure; it is applied to equivalent airspeed to obtain true airspeed, or to calibrated airspeed to obtain density airspeed. ENGINEERING 1. The part of the temperature correction of a mercury barometer which is necessitated by the variation of the density of mercury with temperature. 2. The correction, applied to the indications of a pressure-tube anemometer or pressure-plate anemometer, which is necessitated by the variation of air density with temperature. |
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