623. Inspection of the lavatory rapid-decompression device

A. Landing gear is left for ten minutes.

B. Landing gear should be kept extended for ten minutes

C. Extend landing gear after ten minutes retraction.

A. 涡轮发动机速度表通常以涡轮最大转速的百分比来测量转速。

B. 涡轮发动机转速表通常以涡轮额定最大转速的百分比来测量转速。

C. 涡轮发动机速度计通常以涡轮转动的最大速度的百分比来衡量。

A. Words with lowercase letters are allowed in STE.

B. STE dictionary is permitted to use the UPPERCASE letter word.

C. In STE, a word in capital letters means that it is approved.

A. Under each section, in order of probability, list the unit conditions that may be causing the trouble.

B. Under each section, list the possible causes of the problem by rank of failure.

C. Under each section, list each condition causing the problem, in the order in which the part works.

A. Use the tube if it＇s worked into 3.3 feet long.

B. Use a tube whose length is 3.3 feet.

C. The tube which is used is 3.3 feet length.

A. Remove the middle bell crank unit.

B. Remove the moderate dual crank unit.

C. Remove the middle double crank unit.

A. 当朝下时,盖子起到保护开关的作用

B. 当朝下时,盖子作为开关的一种保护

C. 当打开时,盖子就起到保护开关的作用

A. Tank unit capacitance changes with the fuel level in the tank.

B. Tank unit capacitance changes the function of the fuel level in the tank.

C. A function of the fuel level in the tank is varied by tank unit capacitance.

A. 对加载条件和安全裕度共同产生的结果进行了评价

B. 对加载条件和安全裕度产生的结果进行了评价

C. 对加载条件和由此产生的安全裕度进行了评价

A. The total quantity of fuel in the center tank is 5000 lb.

B. The Total Fuel Quantity of the main tank is 5000 pounds.

C. The total fuel consumption from the center tank is 5000 pounds.