Open communication should exist with the operator telling the manufacturer as soon as some new kind of situation arises and the manufacturer responding back with solid help to the operators.

A. 安装时非必要不要拉伸封严。

B. 不要过度拉伸已安装的必要封严。

C. 在安装封严件时不要过度拉伸。

A. 临时地将绳索连接到邻近的结构上。

B. 暂时地将挂钩连接到对应的结构上。

C. 稳固连接钢索到附近的结构上。

A. 水平和垂直稳定器包括升降舵和方向舵的结构。

B. 水平和垂直稳定剂包括升降舵和方向舵的结构。

C. 水平安定面和垂直安定面连接升降舵和方向舵结构。

A. The emergency procedures check list should be in precise form. The list not only tells pilots which items to check, but also provides everything about operation details of systems.

B. The emergency procedures check list should be in complicated form. The list tells pilots which systems to be investigated. It also provides operation details of some systems.

C. The emergency procedures check list should be in brief form. The list tells pilots which items to be examined. It provides nothing about operation details of any system.

A. 当需要了解膜片时，使用箭头指示方向。

B. 必要时应使用箭头表示流向来理解原理图。

C. 利用箭头指示的方向来理解线路施工图。

A. LCD背光强度从飞机调光汇流条中获得并测量驾驶舱内的周围光线。周围光线由前挡板上的光电二极管检测到。

B. LCD背光强度是从飞机调光汇流条和对驾驶舱内环境光的测量获得。环境光由位于前挡板上的光电二极管感应。

C. LCD背光强度从飞机调光总线中获得，测量驾驶舱内的适当光线。合适的光线由前挡板上的光电二极管检测到。

A. Ensure that you do activate the control adjacent to it.

B. Adjust the adjacent control for optimal results.

C. Make sure that you do not operate the adjacent control.

A. Apparently, the Supplement about the subject system or equipment, if installed, must be in the Pilot＇s Operating Handbook whenever applicable.

B. You shall know clearly that when the subject system or equipment is installed, the Pilot＇s Operating Handbook must always contain the related Supplement.

C. When the subject system or equipment is installed, you need to clearly identify the associated Supplement in the Pilot＇s Operating Handbook at all times.

A. 在描述飞机行李舱时，警告不要将儿童放在货舱内。

B. 在描述飞机行李舱时，应提供警告不要将儿童置于行李舱内。

C. 在描述飞机行李舱时，警告不要将儿童放在行李架上。

A. 当自动驾驶连接时，能从口语警告模块听到口头警告。

B. 当自动飞行断开时，能从口语警告模块听到口头警告。

C. 当自动飞行断开时，能从听觉警告模块听到听觉警告。