In the description of the airplane＇s Brake System, how to get maximum braking and maximum life out of the brakes shall be discussed.

A. Do not put too much force on the brush when cleaning the carpet which can be easily damaged.

B. To prevent damage to the carpet when you clean it, do not use too much force on the brush.

C. Using too much force on the brush when cleaning the carpet will cause damage to it.

A. 在757上外电源由BPCU检查后再接入电网。如果外电源检查正常，断路器闭合。

B. 在757上外电源由BPCU检查后再接入电网。如果外电源检查正常，接触器关闭。

C. 在757上外电源由BPCU检查后再接入电网。如果外电源检查正常，接触器闭合。

A. 铝制品力矩值可以适用于铝、钢、或钛材料的安装力矩。

B. 对于安装在铝凸台上的铝、钢或钛配件，使用铝配件扭矩值。

C. 铝质安装台使用的力矩值，在铝、钢铁或钛合金制品固定连接时都适用。

A. 飞行环境数据和皮托静压系统包括皮托管、静电管、气温、爬升速度、空速、高速警告、高度、高度报告、高度计校正系统等。

B. 飞行环境数据和皮托静压系统包括皮托管、静压管、气温、爬升率、空速表、高速警告、高度、高度报告、高度表校正系统等。

C. 飞行环境数据和皮托静压系统包括皮托管、静压管、气温、爬升速度、气流速度、高速警告、海拔、海拔报告、海拔计修改系统等。

A. After flight test, customer will paint aircraft.

B. The aircraft which has been painted will fly to customer after flight test .

C. We will paint aircraft for customer after flight test.

A. Sometimes, FAA and other airworthiness authority may accept the Continuing Airworthiness Program that uses the Specification.

B. Sometimes, we use the Specification to prepare a Continuing Airworthiness Program that will be accepted by non-FAA airworthiness authority.

C. Sometimes, during preparing a Continuing Airworthiness Program, using the Specification may be accepted by FAA and other airworthiness authority.

A. 将飞机速度除以侧风分量来得到修正。

B. 用侧风分量除以飞机速度，得到修正值。

C. 将侧风部件和飞机分开，来得到正确的速度。

A. This procedure is only void in digital mode.

B. This procedure is only valid in digital mode.

C. This procedure is only ineffective in digital mode.

A. 调整加速度计的精度。

B. 准确调整陀螺仪。

C. 调整罗盘的精度。

A. Obey the safety precautions when you do work with high voltages.

B. When working with high resistances, you should follow the safety precautions.

C. The safety precautions are optional in an environment with high voltages.