1124、Exterior Placards and Markings are required for ground servicing instructions, inspections, cautions and warnings.

54. Identify a revision to an illustration with a black vertical line in the left margin opposite the revised portion or use a pointing hand.

53. If the ＇meaning changes, use a different construction.

52.解释如何检查它们是否正常运行, 以及如何识别故障

51.词典包括一些未经批准的词,

50. 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.对应于已经更改的部分打印内容。

49, You can stow life vests in the space under the seats.

48.我们建议你不要在机库里执行此程序。

47. Use an equivalent material if the specified one is not available.如果指定的材料不可用,请使用等效材料。

46. Find new troubleshooting procedures.

45.确保油箱里的燃油不超过500升。