contra-propulsion bulb的意思|示意

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contra-propulsion灯泡

整流毂锥 ... [推进器]反向导流罩 contra-guide bossing [螺桨]整流毂锥 contra-propulsion bulb 对转螺桨 contrarotating propeller (CRP) ...

整浪毂锥整浪毂锥 contra-propulsion bulb 车轮毂 hubs for vehicle wheels; vehicle wheels (hubs for ); wheel hubs (vehicle ) ..