| 单词 | atmospheric pressure |
| 释义 | > as lemmasatmospheric pressure atmospheric engine, a steam-engine in which the piston was forced down by the pressure of the atmosphere, after the condensation of the steam that caused it to rise. atmospheric line, the equilibrium line on the indicator-card of a steam-engine. atmospheric pressure, that exerted by the atmosphere on the earth's surface, 14·7 (roughly 15) lbs. to the square inch. atmospheric railway, one worked by the propulsive force of compressed air or by the formation of a vacuum; a pneumatic railway.extracted from atmosphericadj.< as lemmas |
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