- psychrometer difference
- 乾溼球温度差值
Atmospheric Sciences (English-Chinese) dictionary. 2014.
psychrometer difference
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psychrometer — A device for measuring the humidity of the atmosphere by the difference in temperature between two thermometers, the bulb of one kept moist, the other dry. Evaporation from the moist bulb lowers the reading of that thermometer; the greater the… … Medical dictionary
psychrometer — noun Etymology: International Scientific Vocabulary Date: circa 1741 a hygrometer consisting essentially of two similar thermometers with the bulb of one being kept wet so that the cooling that results from evaporation makes it register a lower… … New Collegiate Dictionary
psychrometer — psychrometric /suy kreuh me trik/, psychrometrical, adj. /suy krom i teuhr/, n. an instrument for determining atmospheric humidity by the reading of two thermometers, the bulb of one being kept moist and ventilated. [1720 30; PSYCHRO + METER] * * … Universalium
psychrometer — [sʌɪ krɒmɪtə] noun a hygrometer consisting of wet and dry bulb thermometers, the difference in the two thermometer readings being used to determine atmospheric humidity. Origin C18: from Gk psukhros cold + meter … English new terms dictionary
Hygrometer — Not to be confused with hydrometer. A hygrometer (UK: /haɪˈɡrɒmɪtə/) is an instrument used for measuring the moisture content in the environmental air, or humidity. Most measurement devices usually rely on measurements of some other quantity … Wikipedia
Psychrometrics — or psychrometry are terms used to describe the field of engineering concerned with the determination of physical and thermodynamic properties of gas vapor mixtures. The term derives from the Greek psuchron (ψυχρόν) (… … Wikipedia
Dewcheck — A dewcheck is a device used to measure air temperature, surface temperature and relative humidity. Out of the combination of these three parameters the dewpoint and difference between dewpoint and surface temperature is determined. These… … Wikipedia
Wet-bulb temperature — The wet bulb temperature is a type of temperature measurement that reflects the physical properties of a system with a mixture of a gas and a vapor, usually air and water vapor. Wet bulb temperature can have several technical meanings:… … Wikipedia
hygrometer — /huy grom i teuhr/, n. any instrument for measuring the water vapor content of the atmosphere. [1660 70; HYGRO + METER] * * * ▪ meteorological instrument instrument used in meteorological science to measure the humidity, or amount of water… … Universalium
dry- and wet-bulb hygrometer — An instrument to measure the dew point, relative humidity, and vapor pressure. It essentially consists of two ordinary, accurate, mercury thermometers. One has thin muslin wrapped around it and is kept wet; it is called a wet bulb thermometer.… … Aviation dictionary
