point on the center of a taxiway. Also referred to as long 設(shè)計意圖是加速飛機著陸后脫離跑道，從而減少跑道占用

radius exit or turnoff taxiway. The high speed taxiway is 的時間。

designed to expedite aircraft turning off the runway after

landing, thus reducing runway occupancy time.

HOIST, A device for lowering and lifting an engine or a  吊車，

heavy component during removal and installation on the     在發(fā)動機或重部件拆卸和安裝過程中，用于放下或抬起

airplane.                                                發(fā)動機或重部件的裝置。

HOLDING, Airplane maneuver to keep the airplane from     等待，

progressing along the intended route of flight.            使飛機不按預(yù)定航線繼續(xù)飛行的機動動作。

HOLDING PATTERN, The predetermined maneuver              等待航線，

which keeps aircraft within a specified air space while    使飛機處于指定空域內(nèi)等待空中交通管制下一步調(diào)度

awaiting further clearance from air traffic control.     的預(yù)定機動動作。

HOLD/HOLDING PROCEDURE, A predetermined                  等待程序，

maneuver which keeps aircraft within a specified           保持飛機在指定空域等待空中交通指揮的下一步許可

airspace while awaiting further clearance from air traffic 的預(yù)定機動動作。也用在地面操縱來保持飛機在指定的地

control. Also used during ground operations to keep      區(qū)內(nèi)，或在指定點等待空中交通指揮的下一步許可。標(biāo)準(zhǔn)

aircraft within a specified area or at a specified point 的等待時間是在 14,000英尺或高度層 40以下時1分鐘，

                                                                                             1

while awaiting further clearance from air traffic control. 以上為 1分半鐘。有些國家以飛行高度層 200作1分鐘和

The standard holding time is one minute at or below      1分半鐘的劃分。

14,000 feet or FL 140 and 1 1/2 minutes above. The

separation between 1 and 1 1/2 minutes is FL 200 in

some countries.

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英漢對照民用航空詞典                                     BOEING