fixed-vane turbine 定叶式水轮机
fixed vane turbine 定桨式水轮机
fixed guide vane [机] 固定导叶
fixed displacement vane pump 固定排量叶片泵
FIXED DISPLACEMENT DOUBLE VANE 双联定量叶片泵
fixed d vane 固定叶片
fixed spiral vane 固定式螺旋叶片
The pump having the Angle adjustable vane is called the variable pitch vane type, and having the non-adjustable vane is called the fixed vane type.
循环水泵可分为拥有叶片角度调节装置的可调叶片式，和叶片不可调节的固定叶片式。
Operational abilities and excitation force characteristics of a new national trailing-edge fixed-vane excitation system (FVES) with a slotted rotating cylinder were verified by flight tests.
针对一种新研制的带开缝旋转圆筒固定小翼激励系统，对其工作特性和激励力特性进行了试飞验证。
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