472.For some words,there are notes that tell you to use other approved alternatives or a different construction.

A. The valve has flaps shaped like a full circle.

B. The shape of the valve flaps is a half ring.

C. The valve flaps have a shape of half circle.

A. Only approved personnel can do the installation procedure.

B. Only releasing personnel can do the installation procedure.

C. Only authorized personnel can do the replacement procedure.

A. When the movement of input rod is ranged from 5 to 10 mm,measure the piston retraction.

B. When the input lever is between 5 and 10 mm,measure the piston extension.

C. When the interval of input shaft changes between 5 and 10 mm,measure the expansion of the piston.

A. Maximum attitude for flight planning will be affected.

B. Maximum altitude for flight planning will be affected.

C. Maximum attitude for flight planning will be effected.

A. Use the clean solvent again to leave the oils on the surface.

B. If necessary,clean the oils by applying clean solution.

C. Remove the oils,if necessary,by applying clean solvent again.

A. Please designate licensed personnel to do modification or maintenance to airplane.

B. Alterations or repairs to airplane shall be accomplished and noted by licensed personnel.

C. Please note that alterations or repairs to airplane must be accomplished by licensed personnel.

A. 用标记识别曲柄和轴,以防止安装错误。

B. 用标记识别曲柄和轴,以阻止安装错误。

C. 用标记识别手柄和轴承,以防止安装错误。

A. 裂缝的最大长度为 5 英尺。

B. 裂缝的最大长度为 5 英寸。

C. 裂缝的最大深度为 5 英寸。

A. 飞机的内部装饰板包括检修盖板和填充板。

B. 蒙皮覆盖机身外表面,包括接近门和加强件。

C. 飞机的蒙皮包括舱门和倍增器。

A. The EEC processes the simulated signal from the fuel filter differential pressure bulb.

B. The fuel filter differential pressure sensor sends an modulated signal to the EE

C. The EEC receives the analog signal from the fuel filter differential pressure switch.

D. C.The EEC receives the analog signal from the fuel filter differential pressure switch.