Air bypass in vertical stack water source heat pumps帮忙翻译下,谢谢!

Air bypass in vertical stack water source heat pumps帮忙翻译下,谢谢! 英语翻译1、Frost retardation of an air-source heat pumpby the hot gas bypass method2、This study is concerned with a hot gas (refrigerant) bypass method to retard the formation and propagation of frost in an air-source heat pump. 全美数学建模赛 2011 赛题PROBLEM A:Snowboard Course Determine the shape of a snowboard course (currently known as a “halfpipe”) to maximize the production of “vertical air” by a skilled snowboarder.Vertical air is the maximum vertic (with air /in air /by air ./through air) in the open air stick in the air in-air是什么意思啊? in the air是什么意思 in the air on the air 辨析 in the air,on the air,in air,on air 复印机上bypass是什么意思 parallel unit bypass是什么意思 bypass replicative senescence是什么意思? bypass separator 是什么? Let the bypass pass Let the bypass pass 请问three-valve bypass with air in air by air throght air 哪个是fly的意思?急急急!