is control of the airplane's flight path to a target.    用于自動(dòng)駕駛操作的對(duì)飛機(jī)飛往目標(biāo)地的航徑控制。例

Examples are control of heading, altitude, and vertical 如航向，高度，和垂直速度的控制。

speed.

OUTER MARKER, A marker beacon located at or near       遠(yuǎn)指點(diǎn)標(biāo)，

the glide slope intercept of an ILS approach. The OM is  位于或靠近儀表著陸系統(tǒng)下滑道截獲點(diǎn)的一個(gè)指點(diǎn)信

normally located four to seven miles from the runway   標(biāo)臺(tái)。它通常位于跑道中心線(xiàn)延長(zhǎng)線(xiàn)上距離跑道頭4至7

threshold on the extended centerline of the runway.    海里。

OUTFLOW VALVE, A valve in the fuselage for             外流活門(mén)，

controlling the airflow from the fuselage to ambient for 機(jī)身內(nèi)用以控制從機(jī)身流向外界大氣的氣流以進(jìn)行增

pressurization control.                                壓控制的活門(mén)。

OUTPUT, An information signal going out of a system or 輸出，

a part of a system.                                      從一個(gè)系統(tǒng)或系統(tǒng)的一部分出來(lái)的信息信號(hào)。

OUTSIDE AIR TEMPERATURE (OAT), Ambient, or free        外界大氣溫度（OAT），

air static temperature.                                  外界環(huán)境溫度或靜止大氣溫度。

OVERHAUL, To return an aircraft or one of its          翻修，

components to a like-new or just manufactured            將飛機(jī)或飛機(jī)部件修整到近似全新或制造完成時(shí)的狀

condition.                                             態(tài)。

OVERRIDE, Operation of a component by a method         超控，

different from normal operation.                         用不同于正常操作的方法來(lái)操作部件。

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英漢對(duì)照民用航空詞典                                     BOEING

 P

PACK VALVE, A valve for supplying air and controlling 空調(diào)組件活門(mén)，

air flow from the pneumatic manifold to the air         由氣源支管向空調(diào)系統(tǒng)供氣并控制該氣流的活門(mén)。