变系数对流扩散方程
coefficient-varied convection-diffusion equation
六相分数槽绕组
hexa-winding with fractional slot
六位数字移相器
Six-bit Digital Phase Shifter
六类数据对称通信电缆
category 6 balanced telecom cable
六边形数补数
the complement of hexagon number
流域基础数据库
watershed foundational database
流行病学数学模型
epidemiology mathematical model
流体数值计算
numerical calculations of fluid
numerical calculation of fluid