319.Shutoff the airflow in the air conditioning ducts to be inspected.

A. 改变面板的位置。

B. 将面板移动到位。

C. 将脚蹬移动到位。

A. If a word is only understood by a very small number of people in a specific technical area,it will cause interference in communication.

B. If a word is only understood by a very small number of people in a specific technical area,it will cause disturbing in negotiations..

C. If a word is only understood by a very small number of people in a special skill area,it will cause interference in communication.

A. 最常见的的错误是发生在将油量单位从夸脱转换成加仑的极限装载检查中。

B. 在极限装载检查中,最常见的的错误是没有将滑油单位从夸脱转换成加仑。

C. 在极限装载检查中,最常见的错误是把滑油单位从夸脱转换成加仑。

A. 检查单可能也包括关于飞机操作的补充信息。

B. 检查单可能也提供与飞机操作相关的信息

C. 检查单也确认了一些关于飞机操作的辅助信息。

A. Examine the door stop fittings for cracks and corrosion.

B. Examine the door stop fittings for dent and corrosion.

C. Examine the door stop fittings for cracks and nick.

A. Corrosion inhibitor is necessary from time to time to ensure continued protection.

B. Corrosion inhibitor is necessary frequently so that protection remains in effective.

C. Corrosion protection is necessary but is ineffective for cost reasons.

A. Magnetic tools have an unwanted effect on the compass system.

B. Metallic toolsare of positive effect on the compass system.

C. Magnets can affect the compass system adversely.

A. 确保维修飞机时不要撞到勤务箱。

B. 确保勤务车不要撞到飞机。

C. 确保勤务柜不要放在飞机的旁边。

A. “扭矩计”体现了螺旋桨上可用的输出扭矩。

B. “扭矩计”显示的是螺旋桨轴输出的可用扭矩。

C. “扭矩计”测量了螺旋桨轴上可用的输出扭矩。

A. 如果你决定不更换此组件,记录其温度最多 15 个循环。

B. 监控它的温度最少 15 个循环后,决定是否更换此组件。

C. 如果你的决定是不更换该组件,则监控其温度至少 15 个循环。