变矩器叶轮轮毂
converter impeller hub
torque converter impeller hub
导叶端面脱流
separate flow at guide vane below surface
任意曲面叶轮
arbitrary surface impeller
三叶叶轮
Triplicate blade impeller
双流道叶轮叶片绘型
The Drawing of Vane of Double Channel Impeller
叶轮端部润滑油密封环
impeller end oil seal ring
叶轮轮毂端直径
impeller hub end diameter