variable pitch propeller 变距螺旋桨 ; 变距螺桨 ; 可掂螺旋桨 ; 可变螺距螺旋桨
variable pitch propeller control 可变节距平行调节
variable pitch propeller logbook 变距螺旋桨记录簿
variable pitch reversing propeller 变距可逆转螺旋桨
variable propeller pitch 不同螺距的螺旋浆
"It's a variable-pitch propeller, which is like having gears on a bike," Land says.
“这是一个变距螺旋桨，就像在自行车上安齿轮一样，”兰德说。
According to the controlling requirement of megawatt wind driven generator with variable propeller pitch of horizon axis, the hydraulic control system of a variable propeller pitch is designed.
针对兆瓦级水平轴变桨距风力发电机的控制要求，设计了变桨距液压控制系统。
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