492.Adjust the potentiometer until you do not hear a hum from the
loudspeaker.

A. 　 用一条水平的黑线沿着页面外侧(或两栏页面上与边槽相对的列侧)来标识修
订、添加和删除, 该黑线只与印刷品的修改部分相对应。

B. 　 用一条竖直的黑线沿着页面外侧(或两栏页面上与边槽相对的列侧)来标识修
订、添加和删除,该黑线只与印刷品的修改部分相对应。

C. 　 用一条横向的白线沿着页面外侧(或两栏页面上与边槽相对的列侧)来标识修
订、添加和删除,该黑线只与印刷品的修改部分相对应。

A. 　V-BARS indicate command to bank.

B. 　The V-bars indicate roll information.

C. 　The V-bars give the indication for a bank.

A. 　Maneuvering Speed is the maximum speed what required of full uncommitted
aerodynamic control will not exceed the airplane.

B. 　Maneuvering Speed is the largest speed that the aerodynamic application
by the full available control will not cause the aircraft overexert.

C. 　Maneuvering Speed is the maximum speed at which application of full
available aerodynamic control will not overstress the airplane.

A. 　当风速减小到 30 节以下,可以打开货舱门。

B. 　当风速达到 30 节,仍然允许打开货舱门。

C. 　当发动机转速减小到 30 节以下,可以打开货舱门。

A. 　图表的布置应使系统的流程能够最便于进行追踪。

B. 　图表的设置应使系统的流程能以最省事的流程进行查找。

C. 　图文的设计应使系统的流程能够最便于更改。

A. 　将发动机油门杆前推至 60%RPM。

B. 　将发动机油门杆稳定在 60%RPM。

C. 　将发动机油门杆收回至 60%RPM。

A. 　转动凸轮以使显示器松脱。

B. 　转动旋钮使显示器显示消失

C. 　转动把手以使显示器不在显示

A. 　 Send the results of the audit to the quality department

B. 　 Tell the quality department about the results of the analysis

C. 　 Let the quality department know the results of audit

A. 　ALTITUDE

B. 　DECREASE

C. 　INCREASE

A. 　 Continuing Airworthiness Program Inspections usually include two pages、
one text page and one illustration page

B. 　 Continuing Airworthiness Program Inspections usually exclude two pages、
one text page and one illustration page

C. 　 Continuing Airworthiness Program Inspections usually make up two pages、
one text page and one illustration page