时间：2011-04-09 16:59来源：蓝天飞行翻译 作者：航空 点击：次
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PN Part Number PNEU Pneumatic PNF Pilot Non Flying PNL Panel PNP Positive-Negative-Positive PNR Part Number PO Purchase Order PO Pickoff POB Pressure-Off Brake POM Production Organisation Manual POR Point of Regulation POS Position POST Power on Self Test POT Potentiometer POXIP Passenger Oxygen Indication Panel PPB Provisioning Parts Breakdown PPBU Power Plant Build Up PPC Phosphor Protection Circuit PPDC Provisioning Procurement Data Card PPDES Product Performance Data Exchange Specifications PPI Plan Position Indicator PPIPC Power Plant IPC PPM Performance Programs Manual PPM Pulse Position Modulation PPM Parts per Million PPOS Present Position PPU Position Pickoff Unit PQAS Program Quality Assurance System PR Pressure PR Power Ready Relay PR Progress Meeting PR Regulated Pressure (downstream of bleed valve) PRAM Prerecorded Announcement and Music PRB Probe PRCSG Processing PRCSR Processor PRE-EMPT Pre-emptive PREAMP Preamplifier PRECOOL Precooler PRED Prediction PREREC Prerecorded PRES POS Present Position PRESEL Preselection, Preselector PRESS Pressure, Pressurization, Pressurize PREV Previous |
