For ease of reading and cross reference, illustrations, figures and tables should be presented in a vertical layout, if practical.

A. Release the hydraulic pressure in the accumulator.

B. Release the power pressure in the accumulator.

C. Release the hydraulic pressure in the actuator.

A. 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.

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. 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.

A. 将螺纹杆放入接头中

B. 将杆的一端缠上线放入接头中

C. 将杆的螺纹端放入接头中

A. 形容词给出了原形，在括号中给出了同义词和反义词。

B. 形容词给出了原形，在括号中给出了反义词和最高级。

C. 形容词给出了原形，在括号中给出了比较级和最高级。

A. Explain check them whether normal or not, and how to identify a fault.

B. Make clear that if they operate properly and how to isolate the malfunction.

C. Explain how to check them for proper operation and how to recognize a malfunction.

A. 飞行操纵面是连接在机翼上的可移动翼型结构，包括副翼、襟翼、扰流板、配平片、阻力装置和平衡装置等。

B. 飞行面是指连接在机翼上的可移动的机翼结构，包括副翼、襟翼、扰流板、标签、阻力和平衡装置等项目。

C. 飞行表面是附在机翼上的可拆卸翼型的结构，包括副翼、襟翼、扰流板、翼片、阻力和平衡装置等。

A. 小心地取出配平盖板内的备份磁带。

B. 小心地从胶带上拆除装饰盖。

C. 小心地移除调整片，用其他的带子盖上。

A. Loosen the cross nuts [10] on reducer [7] and standby valve [8] on each end of air pressure filter assembly [1].

B. Loosen the swivel nuts [10] on reducer [7] and bypass valve [8] on each end of air pressure filter assembly [1].

C. Loosen the cotter nuts [10] on reducer [7] and bypass valve [8] on each end of air pressure filter assembly [1].

A. when the inspector asks, please show your license and obligations.

B. Please show your license and qualification authorization when asked by the inspector.

C. Please show your license and quality duties when asked by the inspector.

A. Do a tire pressure check, and if necessary inflate the tires.

B. Check the pressure of a wheel and charge it if necessary.

C. Inspect the tire pressure and it＇s required to refuel.