Engine 發(fā)動(dòng)機(jī)； Thrust/Reversed Thrust 推力/反推力； Electrical Power 電源； Pneumatic 氣 源； Hydraulic Power 液壓源； Fan 風(fēng)扇； Bearing 軸承； Engine Driven Pump 發(fā)動(dòng)機(jī)驅(qū)動(dòng)泵； IDG Integrated Drive Generator 整體驅(qū)動(dòng)發(fā)電機(jī)； Fuel Metering Unit (FMU) 燃調(diào)組件； LP Compressor 低壓壓氣機(jī)； HP Compressor 高壓壓氣機(jī)； Diffuser/Combustor 擴(kuò)壓器/燃燒室； HP Turbine 高壓渦輪； LP Turbine 低壓渦輪； Accessory Drive Gearbox 附件驅(qū)動(dòng)齒輪箱；
BLANK DISPLAY, A display that does not have any indications, normally due to failure. 空白顯示， 通常因故障而造成的顯示器上沒有任何指示。 BLACK BOX, A container for electronic circuits to record flight data. 黑匣子， 裝有用于記錄飛行數(shù)據(jù)的電路系統(tǒng)的容器。 BLEED VALVE, A valve in the pneumatic system for air supply from the engine or auxiliary power unit to the pneumatic manifold. A valve on the engine for reducing pressure in the compressor section. 引氣活門， 氣源系統(tǒng)內(nèi)，使來自發(fā)動(dòng)機(jī)或輔助動(dòng)力裝置的空氣進(jìn)人氣源支管的活門。發(fā)動(dòng)機(jī)上，用來降低壓氣機(jī)壓力的活門。 BLOCKER DOOR, A device on the engine for blocking the normal airflow during thrust reverser operation. 阻流門， 發(fā)動(dòng)機(jī)上的一個(gè)裝置。在反推工作時(shí)用于阻擋正常的氣流。 BLOWER, An electrically operated fan for circulating air. 鼓風(fēng)機(jī)， 用來使空氣循環(huán)的電動(dòng)風(fēng)扇。 BLOWOUT PANEL, A panel in the structure between two compartments that opens to equalize pressure in the compartments. 卸壓口蓋， 兩個(gè)隔艙之間的口蓋，打開后可使兩艙壓力相等。 BODY GEAR, The landing gear attached to the fuselage structure. 機(jī)身起落架， 裝在機(jī)身構(gòu)架上的起落架。 BONDING JUMPER, An electrical connection between a component and airplane structure for electrical grounding. 搭接片， 連接某個(gè)部件與飛機(jī)結(jié)構(gòu)以形成接地的電接頭。 BOOST PUMP, An electrically operated fuel pump for fuel supply from the airplane fuel tank to the fuel manifold. 增壓泵， 從飛機(jī)油箱向總油管提供燃油的電動(dòng)泵。 BORESCOPE, An electro-optical device for looking at internal parts of an engine through holes in the engine. (borescope ports) 孔探儀， 用于通過發(fā)動(dòng)機(jī)內(nèi)的孔（孔探口）觀察發(fā)動(dòng)機(jī)內(nèi)部件的電光設(shè)備
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