片语
discharge orifice排放孔
orifice discharge pattern量孔的排放方式
orifice discharge coefficient孔流系数
discharge through orifice孔口出流量
large orifice discharge theory大孔出流
large orifice discharge大孔出流
bottom discharge orifice泄水底孔
gate orifice discharge闸孔出流
mid-discharge orifice泄水中孔