| 释义 | pressure system
 pressure system[′presh·ər ‚sis·təm]  (engineering) Any system of pipes, vessels, tanks, reactors, and other equipment, or interconnections thereof, operating with an internal pressure greater than atmospheric.   (meteorology) An individual cyclonic-scale feature of atmospheric circulation, commonly used to denote either a high or a low, less frequently a ridge or a trough. |