释义 |
aneroid barometern.(名词)Expansion or contraction of the vacuum chamber, caused by a change in air pressure, forces the pointer to move.Precision Graphics- A barometer in which variations of atmospheric pressure are indicated by the relative bulges of a thin elastic metal disk covering a partially evacuated chamber.空盒气压表,无液气压计:一种气压表,气压变化可通过包在半空的小盒上的弹性金属片的膨起程度表示
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