A、 制动是指系统中用来减少发动机磨损时间或停止螺旋桨旋转的部分;
B、 制动是指在发动机断电状态下用于缩短发动机熄火时间或停止螺旋桨旋转的系统;
C、 制动是指系统中用来减少发动机熄火时间或停止螺旋桨旋转的部分;
答案：B
A、 制动是指系统中用来减少发动机磨损时间或停止螺旋桨旋转的部分;
B、 制动是指在发动机断电状态下用于缩短发动机熄火时间或停止螺旋桨旋转的系统;
C、 制动是指系统中用来减少发动机熄火时间或停止螺旋桨旋转的部分;
答案：B
A. Maintenance information need to be continually updated.
B. Maintenance information needs to be continually updated.
C. Maintenance data need to be continually updated.
A. 确保杆之间有合适的间隙。
B. 确保杆之间有合适的角度。
C. 确保杆之间有足够的间隙。
A. 滑油必须要分析。
B. 对滑油进行分析。
C. 已经分析了滑油。
A. After the system is pressurized, the elevators will drop down no matter where the rigging pin is installed.
B. Without the rigging pin, the elevators will go down when there is no pressure in the system.
C. The rigging pin can prevent the elevators from retracting and expanding when the system is de-energized.
A. 飞行控制为自动控制飞机飞行姿态特性提供方法,包括液压助力系统、升降舵脚蹬、控制杆连杆、控制钢索、调整片控制、安装支架等。
B. 飞行控制为人工控制飞机飞行姿态特性提供方法,包括液压助力系统、方向舵脚蹬、控制杆连杆、控制钢索、调整片控制、安装支架等。
C. 飞行控制为人工控制飞机飞行姿态特性提供方法,包括气源助力系统、方向舵脚蹬、控制杆连杆、控制钢索、配平片控制、安装支架等。
A. Check all parts with clear defects in accordance with standard industry practices.
B. Check all parts for visible defects in accordance with standard industry practices.
C. Check all parts for serious defects in accordance with standard industry practices.
A. Move the tube to make sure that the inner connection is tight.
B. Move the tube to see if the inner connection is tight.
C. Move the tube to identify the inner connection is tight.
A. The ＇General regulations＇ part contains technical publication guidance applicable to the preparation of all operational Manuals .
B. The ＇General Specification＇ part contains technical publication manual applicable to the preparation of all operational Manuals.
C. The ＇General Specification＇ part contains technical publication guidance applicable to the preparation of all Maintenance Manuals .
A. When the cross-feed system is open, it is possible for one fuel pump to supply fuel to the two engines
B. When the supplying system is open, it is possible for one fuel pump to supply fuel to the two engines.
C. One fuel pump can supply fuel to two engines, as the supplying system is open.
A. The captain＇s primary flight, navigation, and center lower engine display units must be cleaned since the ventilation holes behind them are clogged by lint, dust and debris.
B. Clean the vent holes behind the captain＇s primary flight navigation and lower middle engine display units which are blocked by lint, dust and debris.
C. Clean all lint, dust and debris from the ventilation holes located on the aft side of the captain＇s primary flight navigation, and center lower engine display units.
