atmosphericpressure

Atmospheric pressure is defined as the force per unit area exerted against a surface by the weight of the air above that surface. In the diagram below, the ...

At the top of the fluid the pressure is equal to the atmospheric pressure, which is assumed here to be a constant. 來自Cambridge English Corpus.

The standard atmosphere (symbol: atm) is a unit of pressure defined as 101,325 Pa (1,013.25 hPa), which is equivalent to 1,013.25 millibars, 760 mm Hg, 29.9212 ...

The atmospheric pressure is the weight exerted by the overhead ... At 80 km altitude the atmospheric pressure is down to 0.01 hPa, meaning that 99.999% of.

Atmospheric pressure is expressed in several different systems of units: millimetres (or inches) of mercury, pounds per square inch (psi), dynes per square ...

2020年6月15日 — How Is Barometric Pressure Measured? · 1 atm = 101,325 pascals (Pa) · 1 atm = 1,013.25 hectopascals (hPa) · 1 atm = 760 millimeters of mercury ( ...

The typical pressure at sea level is 1013.25 millibars or 14.7 pounds per square inch. A millibar is a unit that is used to report the the atmospheric pressure.

2023年12月18日 — The scientific unit of pressure is the Pascal (Pa), named after Blaise Pascal (1623-1662). One pascal equals 0.01 millibar or 0.00001 bar.