2825.The lighting subsystems used to provide illumination outside of the aircraft,including lights such as landing,navigation,position indicating,wing illumination,rotating,taxi,etc.

A. Apply a layer of sealant on the top access panel.

B. Apply a layer of solvent on the top access panel.

C. Apply a layer of sealant on the bottom access panel.

A. 警告:确保饮用水系统未加压。加压系统可能会造成人身伤害。

B. 注意:确保供应水系统没有压力。加压的系统会造成人身伤害。

C. 警告:确保整个水系统未加压。加压系统可能会造成人身伤害。

A. Briefly describe and explain principle of operation of any new kinds of flight instruments.

B. Briefly introduce the operation principal ofany new kinds of flight apparatus."

C. Briefly describe and explain the operation principle ofany new kinds of flight displays."

A. 侧撑杆总成有两个铰接在一起的折叠肘节。

B. 侧面驻留组件有两个铰链在一起的折叠拨钮。

C. 侧撑杆有两个折叠的肘节悬挂在一起。

A. CRES causes magnesium,aluminum,or cadmium to corrode when it touches these metals.

B. Stainless steel corrodes once touching magnesium,aluminum,or chromium metals.

C. Magnesium,aluminum,or chromium metals shall be protected from the corrosion caused by CRES.

A. 安装活门和正确的垫圈。

B. 安装阀门和对应的封圈。

C. 安装接头和相应的垫片。

A. The approved repair part must contain the skill and technology required to carry up the repair.

B. The approved repair portion shall include processes and techniques necessary for performing a repair .

C. The necessary workmanship and skills constitute the approval of the repair portion.

A. The operation rods are connected to the hydraulic feedback.

B. The operation barrels are connected to the hydraulic return.

C. The actuators are connected to the hydraulic return.

A. 如果电缆扭结,那么一段时间后会断开。

B. 如果导线摩擦,过段时间后会断裂。

C. 如果导线摩擦,过段时间将会破损。

A. 在空调系统的压力控制部分,压力与流量成正比,被传递到放大器,放大器将其转换为电压。

B. 在空调系统的压力控制部分,压力与流量成正比,被传递到转换器,转换器将其转换为电压。

C. 在空调系统的压力控制部分,压力与流量成正比,被放大器感应到,放大器将其转换为电压。

D. C.在空调系统的压力控制部分,压力与流量成正比,被放大器感应到,放大器将其转换为电压。