1470.The function and operation of each unit in the system should be described as well as the location of the units.

A. 应描述系统中每个组件的功能、操作以及位置。

B. 系统中每个组件的目的、操作应和位置一样被描述。

C. 系统中每个组件的功能和构成应被描述得和位置一样好。

A. The equipment refrigeration system exchanges the key equipment cabinets and the equipment in the compartment.

B. The equipment cooling system removes heat from the equipment in the main equipment center and the flight compartment.

C. The equipment exchange system removes heat from the lower equipment center and the aft cargo compartment.

A. Make sure there is no leakage of hydraulic fluid at the router.

B. Make sure there is no leakage of hydraulic fluid at the transducer.

C. Make sure there is no leakage of hydraulic fluid at the transponder.

A. Metal objects attract magnetic interference.

B. Magnetic interference can occur to the metal objects.

C. Metal objects can cause magnetic interference.

A. 发动机功率控制系统可以控制主燃油控制器或调节器,包括涡轮螺旋桨发动机上螺旋桨调速器的控制装置。

B. 发动机功率控制是控制主燃油控制器或协调器装置的系统部分,包括涡桨发动机螺旋桨调节器的控制装置。

C. 发动机功率控制系统提供了一种控制主燃油控制或协调器的方法,包括对涡桨发动机螺旋桨调节器的控制。

D. C.发动机功率控制系统提供了一种控制主燃油控制或协调器的方法,包括对涡桨发动机螺旋桨调节器的控制。

A. 确保皮托管温度增加至 500 摄氏度以上。

B. 确保机外环境温度增加 500 摄氏度。

C. 确保探头温度增加至 500 摄氏度以上。

A. When you do work with cleaning agents,use breathing equipment.

B. When you do work with cleaning fluid ,use breathing equipment.

C. When you do work with cleaning fluid ,use breath equipment.

A. To open the containers for these materials,suitable tools must be used.

B. The appropriate tools should be selected to open the materials,the containers is inside the materials.

C. The inappropriate tools should be selected to open the containers,the containers is made in the materials.

A. Information on specific optional systems or equipment may be included in this section or in Section 9,Supplementary.

B. Information about noncompulsory systems or equipment may be included in this section or in Section 9,Supplements.

C. Information on specific optional systems or equipment may be included in this Section or in Section 9,Supplements.

A. 每隔三天排水一次或每天使用饮用水系统一次。

B. 每三天至少排水一次或使用饮用水系统一次。

C. 最多三天就需要使用并排放饮用水系统一次。