电动变桨距控制
electrical adjustable pitch control
电动变桨距系统
electric pitch system
electrical variable propeller pitch system
直流串励变桨电动机
DC series pitch-controlled motor
自动变桨距
automatic variable pitch control
电驱动+电动缸的控制系统
Control System of Driving with Motor and Jar
变动电量
changing-power consumption
变桨距定速风力发电机
variable pitch contant speed wind power genetation
variable pitch constant speed wind power generation
变速变桨距风电机组
variable-speed variable-pitch wind turbine