短語詞組短語mass flow ratio 質量流量比;質量量比mass mixing ratio 質量混郃比Mass Flux Ratio 量通量比;質量通量比mass electron ratio 質量電荷比mass conversion ratio 質量轉換率high mass capture ratio 高流量系數(shù)Mass distribution ratio [車輛]質量分配比mass concentration ratio 質量濃度比ozone mass mixing ratio 臭氧混郃比 返回 mass ratio