当动作的顺序对安全至关重要，在紧急程序章节中就应在开始时提供一份动作顺序检查单。

The Emergency Procedures Section shall include at the beginning a check list with regard to order of action when sequence is essential to safety.

When the sequence of actions affects safety, a list of Safety Precautions should be provided at the beginning of an Emergency Procedure Section.

The sequence of actions is critical to flight safety, so a safety checklist should be provided at the beginning of an Emergency Procedure Section.

正确答案：A

If you think that snow will fall, make sure that the vehicle is in the applicable configuration.

Basically, writers can use the approved words in the dictionary as a core vocabulary.

Examine the strut for cracks, damage, and worn areas on the attach points.

If the RAT is retracted, slowly and fully extend the RAT and make sure that it does not touch other parts.

English is not often the native language of the readers of technical documentation.

Manufacturers may also choose to group related systems where the simplicity of the product permits.

If folded pages are used, the page number must be visible when folded.

For the remaining non-complex items, the airframe manufacturer will incorporate information as part of the manual.

Revisions are to be made consistent with the format of their specification using the provisions of FAR 21.50 as a basis.

The sequence of topics in the Handbook is intended to increase in-flight usefulness.