bianfengliangwenqiulifagenjusuoyaoqiudefengliang
，zaishoudaokongzhiqitigongyigekongzhixinhaozhihou，bianbeixunsutiaojiedaoxiangyingdeweizhi，chulefengliangkongzhizhiwai
，haikeyilianjiegeleichuanganqihuoshuziliangshuruxinhao，wanchengduifengliang、風量差、壓力、溫wen度du等deng參can數shu的de控kong製zhi，隻zhi要yao風feng管guan的de壓ya力li在zai變bian風feng量liang文wen丘qiu裏li閥fa的de工gong作zuo範fan圍wei內nei，文wen丘qiu裏li閥fa便bian會hui精jing確que的de控kong製zhi空kong氣qi的de流liu量liang。作zuo為wei空kong調tiao通tong風feng係xi統tong未wei端duan風feng量liang控kong製zhi設she備bei，變bian風feng量liang文wen丘qiu裏li閥fa適shi用yong於yu所suo有you對dui風feng量liang需xu要yao精jing確que控kong製zhi的de場chang合he。