constant area [数] 常数区 ; [数] 常数区域 ; 恒定区

constant area flowmeter 固定面积流量计

constant area flow 等截面流

constant area curve 恒定面积曲线

constant-area mixing 等面积混合

constant area coding 常数块编码

constant area duct 等截面导管

constant-area lance 等截面喷枪

constant area factors 等面积系数