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英漢對照民用航空詞典                                 BOEING

MSL ALTITUDE, Altitude expressed in feet measured 平均海拔高度，

from mean sea level.                               以英尺為單位，由平均海平面量起的高度。

MUFFLER, A device in the pneumatic system for    消音器，

reducing the noise of the airflow through the pneumatic 在氣源系統內，用以減低空氣流經氣源管道所生的噪音

duct.                                            的裝置。

MULTIPLEXER, A device that allows two or more    多路傳輸器，

signals to be transmitted simultaneously on a single 一個能讓兩個或兩個以上的信號同時在一道傳送波，一

carrier wave, communications channel, or data bus. 條通訊線路，或一條資料數據總線上傳遞的設備。

N

N1 , Speed of the low pressure compressor rotor. N1轉子轉速，

                                                   發動機低壓壓氣機轉子的轉速。

N1 BLOOM, A change in engine N1 and thrust indicated N1激增，

on the N1 gages and detected by the autothrottle BITE 油門保持過程中，在N1表上出現的由自動油門自檢探

during throttle hold operation.                  測到的發動機N1和推力的變化。

N2 , High pressure compressor rotor speed.       N2轉子轉速，

                                                   發動機高壓壓氣機轉子的轉速。

NACELLE, A streamlined enclosure on the wing or  短艙，

fuselage for the engine.                           機翼或機身上為安裝發動機而用的流線形殼體。

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英漢對照民用航空詞典                                       BOEING

NAND GATE, An AND gate followed by an inverter to       非與門，

form a binary circuit in which the output is logic 0 if all 在與門后面緊跟著一個反向器的二進制電路，當所有