212.Make sure that the arrow points in the direction of the fuel flow.

A. 　Deflate the system before you disconnect the components.

B. 　Bleed the system before you disconnect the components.

C. 　Bleed the system before you interrupt the components.

A. 　 does not permitted to

B. 　 not permitted to do

C. 　 permit to do

A. 　This document provides optional information to the befitting airplane
maintenance manual(s)

B. 　This document provides supplemental information to the applicable
airplane maintenance manual(s)

C. 　This document provides extra information to the accessible airplane
maintenance manual(s)

A. 　This material releases dangerous fumes when it touches hot surfaces.

B. 　On contact with hot surfaces, this material produces dangerous fumes.

C. 　This material happens dangerous gases when it comes into contact with
hot surfaces.

A. 　The fueling hose must not hit the side of the tank.

B. 　The fueling hose must not hit the edge of the tank.

C. 　The fueling hose must not bond the edge of the tank.

A. 　 RECORD

B. 　 COPY

C. 　 ENTER

A. 　 INJURY

B. 　 WEAR

C. 　 ABRASE

A. 　Examine the doorstop fittings for cracks and corrosion.

B. 　Examine the doorstop fittings for dent and corrosion.

C. 　Examine the doorstop fittings for cracks and nick.

A. 　在这种结构中,液压流过这个活门。

B. 　在这种构型中,液压旁通这个活门。

C. 　在这种构型中,水流旁通这个活门。