地面: the earth's surface; ground位置: seat; place; location; site指示器: indicator; pointer; director ...近距地面位置指示器: short-range ground position indicator自動地面位置指示器: automatic ground position indicator對地位置顯示器地面位置指示器: ground position indicator操縱面位置指示器: flight control surface position indicator舵面位置指示器: surface indicator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)北點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電子平面位置指示器: electronic plant position indicator動圈式平面位置指示器: rotating coil plan position indicator方位穩(wěn)定平面位置指示器: azimuth-stabilized plan position indicator; azimuth-stabilized plan-position indicator擴展式平面位置指示器: expanded plan position indicator碰撞預警平面位置指示器: 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水平安定面位置指示器: horizontal stabilizer position indicator隨機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延遲平面位置指示器: delayed ppi展寬式平面位置指示器: stretched plan position indicator平面位置指示: plan position indication
