A list of Page Effectivity should be provided in the front of each Manual.

A. The airworthiness and safe operation of an airplane is assured if it＇s used as its original design purpose, properly inspected and carefully maintained.

B. The manufacturer is intended to utilize an airplane with sound inspection and maintenance practices because that is the basis for assuring the airplane remains airworthy and safe to operate.

C. The airplane is designed to be used as the manufacturer＇s intention. Users shall properly inspect the airplane and do sufficient maintenance to assure its airworthiness and operation safety.

A. 英语是科学、工艺和人际关系的交流语言。

B. 英语是科学、技术和相关人员的互通语言。

C. 英语是科学、技术和人际关系的国际语言。

A. 为防止系统出现事故，安装安全锁。

B. 为防止系统意外运行，安装安全锁。

C. 安全锁定系统，以防止系统意外操作。

A. 用温水浸泡该区域。

B. 用温水冲洗该区域。

C. 用温水清洗该区域。

A. Operate and check the pre-charge pressure of the hydraulic brake supercharger.

B. Operationally check the hydraulic brake accumulator pre-charge pressure.

C. Operate and examine the pre-charge pressure of the hydraulic brake pressurizer.

A. 在充气活门上的防尘螺帽被拆下来了，这样新鲜的空气源才能被连接到气门杆和螺套上，以打开充气阀门。

B. 在充气阀门上的可调节螺帽被拆除了，这样新鲜的空气源才能被连接到气门杆和螺套上，以打开充气阀门。

C. 充气阀门上的防尘帽被拆除，外接气源连接到阀门杆，旋转螺母被旋开以打开充气阀门。

A. 操作调光开关，确保光线的强度发生变化。

B. 操作旋转式开关，确保灯光发生变化。

C. 已调节明暗开关，灯光的亮度发生了变化。

A. 不要使钢索散开。

B. 不要使电缆扭结。

C. 不要使导线绞缠。

A. 修复所有凹坑的表面。

B. 修复有腐蚀的表面。

C. 修复有划痕的表面。

A. Calibrated Airspeed means according to aircraft position, after correction instrument error, the aircraft display speed. Calibrated airspeed can be achieved when aircraft in flight in sea level standard atmosphere.

B. Calibrated Airspeed means the indicated speed of an aircraft, corrected for position and instrument error. Calibrated airspeed is equal to true airspeed in standard atmosphere at sea level.

C. Calibrated Airspeed is the speed of the aircraft shown on the instrument after error correction. The calibrated airspeed is the flight altitude and speed of a real aircraft under normal atmospheric pressure.