2961. The ventilation system uses differential pressure to pull air out of the airplane The air moves through overboard vents from the cabin galley and the lavatory areas

A. The external diameter must be concentric to the internal diameter

B. The outer radius and the inner radius must be suitable.

C. The exterior radius must be installed on a common shaft with the interior radius.

A. The shim is t, which is thick by calculating x and y.

B. Calculate the shim, the result of the thickness is x-y.

C. The thickness of the shim is thus calculated: t=x-y.

A. When preparing dangerous goods, follow the operational instructions.

B. Before you use dangerous materials, obey these precautions.

C. Prior to applying any hazardous material, understand the principles of it.

A. When the flaps are at the 30 degree position, install the rigging pin;

B. Install the rigging pin, since the flaps are at the 30 degree position;

C. Once the ailerons are at the 30 degree position, install the rigging pin;

A. Use the torque values given in Chapter 10.

B. Base the torque values on those given in Chapter 10.

C. Base the torque values on those given in No.10.

A. Ambient air temperature is the static free air temperature attained from inflight temperature indications or surface meteorological sources, adjusted for instrument error and compressibility effects.

B. Outside air temperature is the free air electrostatic temperature, contained neither from inflight temperature indications nor ground meteorological sources, adjusted for instrument error and compressibility effects.

C. Outside air temperature is the free air static temperature, obtained either from inflight temperature indications or ground meteorological sources, adjusted for instrument error and compressibility effects.

A. The mechanic will remove the fuel metering unit far away after he completes the trouble shooting.

B. The mechanic will remove the fuel metering unit at once after he completes the trouble shooting.

C. The mechanic will remove the fuel metering unit all right after he completes the trouble shooting.

A. 该信息适用于整个系统。

B. 完整的系统可以适应该信息。

C. 该信息被用于申请整个的系统。

A. If the Specification is used to prepare a Continuing Airworthiness Program for suggestion by an airworthiness authority like FAA, the appropriate authority and its regulations may be substituted.

B. If the Specification is used to prepare a Continuing Airworthiness Program for acceptance by an airworthiness authority such as FAA, the appropriate authority and its regulations may be replaced.

C. If the Specification is used to prepare a Continuing Airworthiness Program for acceptance by an airworthiness authority other than FAA, the appropriate authority and its regulations may be substituted.

A. 大多数主要结构件对于飞机的性能起着重要的作用

B. 大多数次要结构对于飞机的性能有着重要影响

C. 多数次要机构的重要性与飞机的性能有关