1209. 固定卡子必须迅速移动到位。

A. 需每隔一年就清理一下过滤器。

B. 有必要持续清理过滤器。

C. 有必要定期清理过滤器。

A. 检查厕所快速增压装置。

B. 检查厕所快速减压装置。

C. 检查厕所定期减压装置。

A. Light surface blooming, which can occur on items in storage, is not detrimental to the component.

B. Surface blooming, often found on corroded items, has little adverse effect on the component when it is mild.

C. Items in storage tend to have surface blooming which is beneficial to the component.

A. If the electrolyte leaks, remove it immediately.

B. If the electrolyte spills, remove it immediately.

C. If the material of battery spills, remove it immediately.

A. The manufacturers of major components must provide maintenance,troubleshooting,inspection and repair data in the same layout of this specification.

B. The manufacturers of major components is looking forward to maintenance,troubleshooting,inspection and repair data with the same form of this specification.

C. The manufacturers of major components should provide maintenance,troubleshooting,inspection and repair data with same format of this specification.

A. The left and right cabin temperature controllers are interchangeable.

B. All the cabin temperature controllers are interchangeable.

C. The left and right cabin temperature controllers are changeable.

A. If you change this repair procedure, get approval of the Design Authority.

B. Any alteration to this repair procedure must get verbal approval of the Design Authority.

C. The Design Authority is responsible for approving and changing the repair procedure.

A. 用扭矩扳手拧紧螺母(再拧18)

B. 用力矩扳手拧紧螺母(少紧18)

C. 用扭矩扳手拧紧螺母(最少18)

A. 本章节中所有部件的大修都必须根据部件制造商提供的数据,在符合条件的车间内完成。

B. 对本章中任何部件或所有部件进行的翻修必须依据部件制造商提供的数据在有资质的车间内完成。

C. 根据部件制造商提供的数据,在合格的车间内对任意或所有部件进行的大修必须包含在本章节。

A. apply a coat

B. apply a primer

C. apply a bottom primer