distance in nautical miles and a radial or course (i.e., 向線或航道來定義。

localizer) in degrees magnetic from that aid.

DOCK, A closed-in or protected area reserved for      檢修機庫，

aircraft repairs. Less structured than a hangar.        一個遮蔽或受保護的區(qū)域，專用于飛機維修。結構比

                                                      飛機庫簡單。

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英漢對照民用航空詞典                                     BOEING

DORSAL FIN, A vertical surface forward of the vertical 脊鰭，

stabilizer (fin).                                       垂直安定面前邊的一個垂直面。

DOME LIGHT, A part spherical light assembly for       艙頂燈，

control cabin illumination.                             供駕駛艙照明控制用的球形燈組件。

DOMESTIC RESERVES, Reserves required by a local       國內航線備用油量，

governing agency when the flight plan route falls within 當?shù)毓芾頇C構對于在該國境內的飛行計劃航線燃油儲

the borders of a country.                             備所要求的備用燃油。

DOWNLOAD, To transfer data from a computer to a       轉載，

connected device.                                       將數(shù)據從計算機傳送到與其相連的設備的過程。

DOWNLOCK, A mechanism on the landing gear for         下位鎖，

keeping the landing gear in the extended position.      起落架上的一個機構，用于將起落架保持在放下位置．

DOWN TRACK FIX (DNTKFX), A navigational position      航線前方定位點，

established ahead of the airplane along the flight plan 在飛行計劃航線上前方已經確立的導航點。

route.

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