A、推高功率之前，发动机在慢车运转3分钟作为暖车，冬季需暖车5分钟
B、关车前发动机必须在慢车位运转3分钟来使热部件达到热稳定
C、高功率试车之后应保证慢车位运转5分钟冷车时间。
D、以上都是
答案：D
A、推高功率之前，发动机在慢车运转3分钟作为暖车，冬季需暖车5分钟
B、关车前发动机必须在慢车位运转3分钟来使热部件达到热稳定
C、高功率试车之后应保证慢车位运转5分钟冷车时间。
D、以上都是
答案：D
A. The CFM56-7 is a high roadway, dual rotor, axial flow turbofan engine. The start valve is a butterfly shutoff valve;
B. The CFM56-7 is a high aisle , dual rotor , axial flow turbofan engine. The start valve is a butterfly shut down valve;
C. The CFM56-7 is a high bypass, dual rotor, axial flow turbofan engine. The start valve is a butterfly shutoff valve;
A. Monitor the speed indication continuously until the end of the test.
B. IAS shall be monitored continuously until the end of the test.
C. Monitor the speed indication as long as the test continues.
A. 地面人员报告无火警，驾驶舱无火警警告
B. 地面人员报告无火警，驾驶舱有火警警告
C. 地面人员报告无火警，驾驶舱无火警警告
D. 通过EGT观察
A. Before you use a word, read its definition in the approved meaning column of the dictionary.
B. Before you use a word, read its approved meaning in the definition column of the dictionary.
C. Before you use a word, read its meaning in the approved column of the dictionary definition.
A. Move any of the four bolts.
B. Remove lone of the four bolts.
C. Remove each of the four bolts.
A. The time between two inspections is not the same on different types of aircraft.
B. The time of inspections is the same on the same type of aircraft.
C. The duration of inspections is depending on the types of aircraft.
A. The section of the engine in which the air is compressed. Includes items such as cases, vanes, shrouds, rotors, diffusers, etc. Also includes the maintenance, overhaul of stator blades and the operation of variable stator blades.
B. The section of the engine Includes items such as cases, vanes, shrouds, rotors, diffusers, etc. Also includes the maintenance and overhaul of stator blades but not the operation of variable stator blades.
C. The section of the engine in which the air is compressed. Includes i terns such as cases, vanes, shrouds, rotors, diffusers , etc. Also includes the maintenance and over haul of stat or blades but not the operation of variable stator blades.
A. 保护漆将防止腐蚀达 6 个月。
B. 保护涂层将防止锈蚀达 6 个月。
C. 保护漆将保护腐蚀达 6 个月。
A. 确保区域测试没有人。
B. 确保测试区域没有人。
C. 确定任何人可以进入考试区域。
A. Disconnenct the electrical connectors 5 and 9 from the valve.
B. Connect the electrical connectors 5 and 9 to the valve.
C. Connect the electrical sensors 5 and 9 to the valve.
