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单词 s.t.p.
释义
s.t.p.
Physics

  • Standard temperature and pressure, formerly known as N.T.P. (normal temperature and pressure). The standard conditions used as a basis for calculations involving quantities that vary with temperature and pressure. These conditions are used when comparing the properties of gases. They are 273.15 K (or 0°C) and 101 325 Pa (or 760.0 mmHg).

Chemistry

  • Standard temperature and pressure, formerly known as N.T.P. (normal temperature and pressure). The standard conditions used as a basis for calculations involving quantities that vary with temperature and pressure. These conditions are used when comparing the properties of gases. They are 273.15 K (or 0°C) and 101 325 Pa (or 760.0 mmHg).

Chemical Engineering

  • An abbreviation for standard temperature and pressure, and is the standard conditions used as the basis for many thermodynamic calculations and tabulations involving temperature and pressure, and used for comparing the properties of gases. It is defined as 0ºC (273.15 K) and one standard atmosphere (101 325 Pa).
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