985、Show the date of the revision on each revised page. 在每个修订页上显示修订日期。

The revision dates need to be displayed at each revision location

The revision date needs to be displayed in an obvious place.

The revision date should be displayed on every revision page

正确答案：C

503、Connect the towing arm to the nose gear.to

502、Connect the disconnected wires.

501 、Comments are located directly below the repair/modification section, extending from the left to the right margins.

500、Close valve A" when you get the same indications on gauges "X"AND"Y"."

499、CAUTION:WHEN YOU REMOVE THE PROBES,DO NOT LET THEM TOUCH EACH OTHER.

498、Carefully put the valve assembly in its position and install the spacers and the bolts.

497、CAP usually consist of two pages: one text page and one illustration page.

496、Calculate the quantity of fuel necessary for the flight.

495、Calculate the pressure with the applicable formula

494、Braking system is used to ＇decrease run-down)time or stop propeller rotation during engine power-off conditions.