When the wind speed decreases to less than 30 knots, you can open the cargo door.

A. Manuals for all single engine aircraft, except those that have been shown to be "critically unable to stall", should have procedures for recovering from a stall.

B. Handbooks for all single engine airplanes, other than for those airplanes which have been shown to be "characteristically incapable of spinning" shall contain procedures for recovery from spins.

C. Manuals for single engine aircraft, otherwise these that have been proved to be "featured unable to spin", should include steps for recovering from a spiral.

A. If there is no approval of the FAA Oversight Office that manages the airplane model Type Certificate, anyone cannot change or delete these inspection features that are compulsive.

B. These inspection features can be changed or deleted if they don＇t get approval of the FAA Oversight Office that is responsible for the airplane model Type Certificate because they are mandatory.

C. If changing or deleting of these inspection features is approved by the FAA Oversight Office that manages the airplane model Type Certificate, they are mandatory.

A. Proper recipe shall be adopted to measure the pressure.

B. The pressure shall be estimated by using accurate equation.

C. Calculate the pressure with the applicable formula.

A. Technical verbs are the same as other approved verbs in STE to obey the rules .

B. Technical verbs must obey the same rules as other approved verbs in STE.

C. The approved verbs are required to obey the rules in STE as well as the technical verbs.

A. 乘客空调供给从混合总管处获得空气。

B. 乘客空调分配从混合总管处获得空气。

C. 乘客空调分配从混合软管处获得空气。

A. The tank recirculating system lets the air in or out of the fuel tanks if necessary.

B. The tank absorbing system lets the air in or out of the fuel tanks as necessary.

C. The tank venting system lets the air in or out of the fuel tanks as necessary.

A. This example shows that we were only allowed to calculate the data applicable to a Type B unit.

B. The data we are now calculating in this example apply only to Type B unit.

C. The data used for the calculations in this example apply only to a Type B unit.

A. The system is pneumatically operated and mechanically controlled.

B. Hydraulic power drives the system, while electricity is connected.

C. The system is hydraulically operated and electrically controlled.

A. 提高温度以缩短固化时间。

B. 提高温度以缩短治疗时间。

C. 降低温度以增加固化时间。

A. 升降舵/前置平翼的后缘/前缘的水平翼型包括翼梁、翼肋、桁条、镀层/蒙皮、接近口盖、翼尖等结构。

B. 升降舵/机翼所附着的尾翼/机头部分的水平翼型包括梁、肋、弦、板/皮、通道盖、尖端等。

C. 升降舵/前翼所连接的尾部/机头部分的水平翼型包括诸如翼梁、肋、纵梁、板/蒙皮、检修盖、尖端等项目。