2033. 飞机内部连接外部电源和飞机电气系统的系统。

That portion of the system within the aircraft which connects external electrical power to the aircraft＇s electrical system.

That portion of the system within the aircraft which connects service electrical power to the aircraft＇s electrical system.

That portion of the system within the aircraft which connects integral electrical power to the aircraft＇s electrical system.

正确答案：A

设备系统操作理论翻译

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1330. Make sure that the doors are closed during the pressurization test

1329. It is the responsibility of the airplane owner and the pilot to insure that the airplane is loaded properly

1328. To attach an item in or to a second item

1327. IF YOU ( )THAT THE HYDRAULIC PUMP DOES NOT OPERATE CORRECTLY, EXAMINE THE PUMP

1326. Though techniques such as shading, crosshatching, screening or similar means are recommended, the use of color is permissible

1325. BE CAREFUL WHEN YOU ( ) PRINTED CIRCUIT BOARDS

1324. Each Chapter or Section is to start with a general description of the system and its operation and should be labeled Description and Operation

1323. 如果由于腐蚀而无法拆卸螺栓,则使用渗透油。

1322. Entrance stairs or step operate in conjunction with but are not integral part of entrance doors

1321. The control unit is installed aft of the cockpit