英漢對照民用航空詞典                                     BOEING

BATTERY BUS, An electrical conductor supplied with    電瓶匯流條，

direct current from the battery or transformer-rectifier for 將從電瓶或變壓整流器來的直流電供給工作部件的導

power supply to operating components.                 電體。

BATTERY CHARGER, An electrical device supplied        電瓶充電器，

with alternating current, which produces a direct current 用交流電向飛機內電瓶充電的電氣裝置。帶有交流電的

output for charging the battery on the airplane.      電氣裝置，該裝置產生直流電向飛機上的電瓶充電。

BAY, A compartment in the airplane structure.         隔艙，

                                                        飛機結構中分隔的空間。

BCD, SEE - BINARY CODED DECIMAL                       二進制編碼，

                                                          見 Binary Coded Decimal．

BEACON, A device which emits a signal for use as a    信標，

guidance or warning aid.                                發射引導或警告用信號的裝置。

BEARING (NO. 1), A surface that supports a moving     軸承（NO．1），

part and reduces friction between the two.              用于減輕機械轉動磨擦的機械裝置。

BEARING (NO. 2), The direction from an airplane to a  方位（NO．2），

ground station.                                         從一架飛機到地面臺的方向。

                                     TECHNICAL DICTIONARY                                   18

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英漢對照民用航空詞典                                     BOEING

BELLCRANK, A double lever in the control system for   直角搖臂，