半干旱和半湿润易旱地区
the semi-arid area and semi-moist area which incline to be arid
半和改正
half sum of phase and pseudorange
半直积约化
semi-direct product reduction
半直接喷射系统
Semi-direct fuel injection system
semi-direct injection system
半直接蒸馏流程
semi-direct distillation process
半直立水工护岸
half-vertical hydraulic revetment
半直驱风电机组
semi-direct-drive wind turbine
半直驱同步发电机
semi-directly-driven synchronous generator