引气活门，气源系统内，使来自发动机或辅助动力装置的空气进人气源支管的活门。
BLEED valve, a valve in the pneumatic system for air supply from the engine or auxiliary power unit to the pneumatic manifold.
本文分析了一种新型的太阳能集热装置—浅水太阳池的特点，研究了冬季以浅水太阳池作为空气源热泵辅助热源的可行性。
This paper analyzes the features of a new type of solar energy device-shallow solar pond (SSP), and investigates the feasibility of that SSP ACTS as a auxiliary heating source of ASHP in winter.
本文分析了一种新型的太阳能集热装置—浅水太阳池的特点，研究了冬季以浅水太阳池作为空气源热泵辅助热源的可行性。
This paper analyzes the features of a new type of solar energy device-shallow solar pond (SSP), and investigates the feasibility of that SSP ACTS as a auxiliary heating source of ASHP in winter.
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