833. Operate the aileron through a minimum of two full cycles, to full travel

A. The units used by pilots are the most valuable.

B. The units used are those which are the most expensive for pilots.

C. The units are the most useful for the pilots.

A. 它等于最大值。

B. 它约等于最大值。

C. 它无限接近于最大值。

A. Turn ADIF 1 to unknown frequency.

B. Tune ADF 1 to a known frequency.

C. Tune VOR 1 to a known channel.

A. The airplane has been maintained according to ABC recommendations or equal standards;

B. The airplane has been maintained as recommended by ABC and its equivalent agency;

C. ABC recommends airplanes＇ owner to maintain airplanes;

A. 确保该区域的设备都清空了。

B. 确保该区域的设备都清洁了。

C. 确保该区域那一台设备是完好的。

A. All ground equipment that is removed is not necessary.

B. Remove all ground equipment as necessary.

C. Move away all unnecessary ground equipment.

A. 拧紧螺栓时使用不同的措辞。

B. 使用不同的扳手拧紧螺栓。

C. 拧螺栓时使用不同的扭矩。

A. Solid the sealant at a uniform temperature.

B. CURE THE SEALANT AT A CONSTANT TEMPERATURE.

C. SOLID THE SEALANT AT A CONSTANT TEMPERATURE.

A. Close valve A when the indications on gauges X and Y correctly.

B. Close valve A when you get the indications on gauges X and Y independently.

C. Close valve A when the indications on gauges X and Y correspond.

A. 警告、注意事项和说明用在重要的部分

B. 重要的部分必须通过警告、注意事项和说明来突出强调

C. 重要的部分可以通过警告、注意事项和说明来突出强调