637. Identify revisions, additions and deletions by a vertical black line along the outside of the page (or the column side opposite the gutter on two column pages) opposite only that portion of the printed matter that was changed.

77.Copy density must be uniform throughout the page.

76.Although the airplanes addressed in this document are out of production, ABC continues to support them as outlined in our stated company policies.

75.The statement that installation or reactivation procedures are the reverse of removal or deactivation procedures is not acceptable.

74.Each Chapter or Section is to start with a general description of the system and its operation and should be labeled Description and Operation.

73.When the selector is in the 100% position, the user will() pure oxygen.

72.The Introduction Section of the Maintenance Manual should contain either a list of vendor publications or refer to the location of such lists whether they are included in system descriptions or provided in separate documents.

71.WHEN GASES ARE HEATED,THEY () .

70.This Specification is designed to provide guidance for the preparation of Handbooks for all types of general aviation airplanes originally certificated at maximum takeoff weights of 12,500 pounds or less (or 5,700 kg).

69.将气缸提升至其安装位置的上方。

68.Such inserts in the text shall be short and concise and be used to emphasize important and critical instructions.