Do the backup of the computer at regular intervals.

A. Based on different airplane design, the Emergency Procedures and other pertinent information necessary for safe operation should only be provided for some airplane.

B. Based on the particular airplane design, operating or handling distinguishing feature, Emergency Procedures and related information must be provided.

C. The Emergency Procedures and other special information necessary for safe operation shall be provided for emergencies that is common to all airplane design, operating or handling characteristics.

A. 包含“备份程序”的部分应有一个红色塑化标签分隔。

B. 包含“应急程序”的部分应有一个红色塑化标签分隔。

C. 包含“应急程序”的部分应使用一个红色金属的标签分隔。

A. 通常句子的上下文会向读者提供足够的信息来获知正确的意思。

B. 通常句子的内容会向读者提供足够的信息来获知正确的意思。

C. 通常句子的内容会向读者提供足够的信息来获知已被修正的意思。

A. 每个电干扰盘的后部都有一个灵活的汇流条组件。

B. 每个电干扰盘的后部都有一个固定的汇流条组件。

C. 每个配电盘的后部都有一个固定的汇流条组件。

A. 为减慢固化过程，减少对化合物的加热。

B. 为减缓损耗，降低复合材料承受的热量。

C. 减少施加的热量会导致制作工序减慢。

A. 确保飞机中心线每侧的燃油负载相等。

B. 确保飞机中心线两侧的燃油供给量相等。

C. 确保飞机中心线两侧的燃油流量相同。

A. If the tire temperature is unusually high, open the valve.

B. If the tyre pressure is insufficiently high, open the valve.

C. If the tire pressure is unusually high, open the valve.

A. Immediately clean the area if one of the two compartments is affected by lead contamination.

B. If there is mercury pollution in the compartments, clean one of the two areas immediately.

C. If there is mercury contamination in one of the two compartments, clean the area immediately.

A. 很多滑油的回油滤都内置旁通活门。当滤芯堵住时旁通活门打开，使得滑油从旁路流过。

B. 很多液压油的回油滤都内置旁通活门。当滤芯堵住时旁通活门打开，使得油液从旁路流过。

C. 很多滑油的回油滤都内置旁通活门。当滤芯故障时旁通活门打开，使得滑油从旁路流过。

A. The computer needs to be backup at each interval.

B. The backup of the computer is necessary.

C. Back up your computer regularly.