方位: position; bearing; direction ...稳定: stabilize; steady平面: plane; two dimensions; flat ...位置: seat; place; location; site指示器: indicator; pointer; director ...方位稳定平面位置显示器: azimuth-stabilized ppi平面位置指示器: plan position indicator ppi; plan-position indicator; plane position indicator (ppi); plane-position indicator; ppi (= plane position indicator)平面位置指示: plan position indication北点朝上平面位置指示器: north-up plan position indicator等高平面位置指示器: cappi constant altitude plan position indictor电子平面位置指示器: electronic plant position indicator动圈式平面位置指示器: rotating coil plan position indicator扩展式平面位置指示器: expanded plan position indicator碰撞预警平面位置指示器: collision warning pp偏心平面位置指示器: offset-centre plan position indicator三音平面位置指示器: three-tone plan position indicator扇形平面位置指示器: sector plan position indicator随机存取平面位置指示器: rappi random access plane position indicator投射平面位置指示器: projection ppi延迟平面位置指示器: delayed ppi展宽式平面位置指示器: stretched plan position indicator平面位置指示进场: plan position indication approach平面位置指示雷达: plan-position indicator radar; plane-position indicator radar平面位置指示声纳: plan position indication sonar操纵面位置指示器: flight control surface position indicator
