分析了进气总管和进气支管的管长、管径以及进气腔容积对充气系数的影响规律。
The effects of intake chamber volume, diameter and length of inlet duct and inlet manifold on volumetric efficiency were analyzed.
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.
目的：探讨支扩方与氧氟沙星对支气管扩张症(支扩)模型气道炎症及细胞因子的影响。
Objective: to explore the effects of Zhikuofang, a TCM prescription, and Ofloxacin on the inflammation and cytostatics of the airway model of bronchiectasis.
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