LAP JOINT, An overlapping sheet of metal, joined to the 搭接，

edge of another sheet in aircraft structure.          飛機結(jié)構中與相鄰金屬薄板連接的重選金屬薄板。

LASER GYRO, A gyro which uses two laser light beams 激光陀螺儀，

to measure angular rotation.                          一種由兩條激光光束來測量旋轉(zhuǎn)角速度的陀螺儀。

LATCH, A device for fastening or locking.           閂，

                                                      用以緊固或鎖定的裝置。

LATERAL AXIS, An axis passing through the airplane's 橫軸，

center of gravity, from wingtip to wingtip.           通過飛機重心從一側(cè)翼尖通向另一側(cè)翼尖的軸。

LATERAL NAVIGATION, An autoflight mode in which     水平導航，

the FMCS is used to control the airplane roll.        使用飛行管理計算機系統(tǒng)控制飛機橫側(cè)的一種自動飛

                                                    行方式。

LATITUDE, Measurement north or south of the equator 緯度，

in degrees, minutes, and seconds. For INS equipped    地球上與赤道平行之弧線。由赤道以北或以南度、分、

aircraft in degrees, minutes and tenth of minutes.  秒度量。對于有慣性導航系統(tǒng)的飛機則以度，分，和十等

                                                    分度量。

LEAD ACID BATTERY, An electrical device for         鉛酸電瓶，

changing stored chemical energy into direct current.  將貯存的化學能轉(zhuǎn)變?yōu)橹绷麟姷碾姎庠O備。它使用鉛，

Uses lead, lead oxide and sulphuric acid.           氧化鉛，和硫酸。

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英漢對照民用航空詞典                                      BOEING

LEADING EDGE, The front edge of a wing, stabilizer or  前緣，

control surface.                                         機翼，安定面或操縱面的前部邊緣。