Revisions, additions and deletions shall be identified by a vertical black line along the outside of the page opposite only that portion of the printed matter that was changed.

A. 25章”应急设备“标题写的是应急程序中要求携带的设备。如果疏散设备、救生筏和救生艇、急救箱、着陆照明灯和信号灯、疏散信号系统等物品是制造商指定的标准设备，则它们属于这类设备。但灭火器、氧气设备或氧气面罩不属于应急设备。

B. 25章”应急设备“标题写的是应急程序中要求携带的设备。如果作为制造商指定的标准设备而提供,则包括疏散设备、救生筏和救生艇、急救箱、着陆灯和信号灯、疏散信号系统等物品。不包括灭火器、氧气设备或口罩。

C. 25章”应急设备“标题写的是应急程序中要求携带的设备。如果疏散设备、救生筏和救生衣、急救箱、着陆照明弹和信号弹、疏散信号系统等物品是制造商指定的标准设备，则上述设备也属于应急设备。但灭火器、氧气设备或氧气面罩不属于应急设备。

A. 副翼回到中立位后，确保它们与襟翼齐平。

B. 副翼回到初始位后，确保它们与缝翼垂直。

C. 襟翼移动到中立位后，确保它们与缝翼齐平。

A. The arid welding coat may be polished with thin abrasive paper to hold a smoother layer.

B. The waterless painting coat may be worn with precise abrasive paper for a smoother surface.

C. The dried spray coat may be sanded with fine sandpaper to obtain a smoother finish.

A. Scientific verbs must disobey the same rules as other approved verbs in STE.

B. Technical verbs must obey the same rules as other approved verbs in STE.

C. Mechanical verbs must violate the same rules as other approved verbs in STE.

A. 如果你发现了凹坑，做适用的维护程序。

B. 如果你发现了划痕，做具体的修理工作。

C. 如果你发现了裂纹，做适用的修理程序。

A. 停在地面时，在液压系统没有增压的情况下，方向舵的正常位置是低垂位到伺服控制止挡。

B. 在地面模式，在液压系统没有增压的情况下，方向舵的正常位置是向下偏转到伺服控制止动位。

C. 在地面时，在液压系统增压的情况下，方向舵的正常位置是向下偏转到伺服控制止动位。

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. 将车辆拉至规定的安全区域。

B. 将车辆拉至特定的、可以使用程序的区域。

C. 将车辆拉至可以使用标准程序的安全区域。

A. Use only the approved forms of verbs and adjectives.

B. Use only the permitted forms of verbs and adverbs.

C. Use only the applicable forms of adverbs and adjectives.

A. Clamps should be spaced at intervals not exceeding 24 inches. Clamps on wire bundles should be selected so that they have a snug fit without pinching wires.

B. Pins should be spaced at intervals not exceeding 24 inches. Pins on harness should be selected so that they have a snug fit without pinching wires.

C. Pins should be spaced at intervals not exceeding 24 inches. Pins on harness should be selected so that they have a snug fit without scratching wires.