988， STE has a controlled general dictionary that gives the words that are most frequently used in technicalwriting. STE 有一个受控的通用字典，给出了在技术写作中最常使用的单词。

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.

493、Bleed then system before you disconnect the components

492、Because airplanes are intended to have long lives, their flight safety must be assured.

491、Basic control and operation information describing how the airplane components are controlled and how they operate, including any special procedures, and limitations that apply.