在上接近盖板上涂一层密封剂。

A. At the manufacturer＇s option, static pressure systems description and discussion may be combined with Paragraph 7.49, Pitot Pressure Systems.

B. The manufacturer could combine the description and discussion of the dynamic pressure systems in Paragraph 7.49, Pitot Pressure Systems.

C. The manufacturer decides to insert static pressure systems description and discussion into Paragraph 7.49, Pitot Pressure Systems.

A. Make sure that the oil in the hydraulic tank is above the minimum lever.

B. Make sure that the fluid in the hydraulic reservoir is above the minimum level.

C. Make sure that the fluid in the fuel reservoir is below the maximum level.

A. 标准化将通过对根据本规范制定的持续适航程序中所包含的检查要求的统一解释来提高安全性。

B. 标准化通过统一检查包含在持续适航程序中准备的相应规范来增强安全性。

C. 通过对符合本规范的持续适航程序中的检查要求进行一致性验证，标准化将提高安全性。

A. If the filters become clogged, send them to the laboratory for analysis of the contamination.

B. If the filters are surged, send them to laboratory for contamination analysis.

C. If the contaminant is blocking the filter, the material should be sent to the laboratory for analysis.

A. 螺旋桨恒速机构故障。

B. 螺旋桨恒速机构被挡住了。

C. 螺旋桨恒速传动机构不在这个位置。

A. 电气/电子面板和多用途部件上的图示涵盖了部分重要的通用电气和电子部件。

B. 电气/电子面板和多用途部件涵盖了所有通用电气和电子部件。

C. 电气/电子面板和多用途部件上的文字说明涵盖了所有通用电气和电子部件。

A. Correct operation of the parts does not allow dents to occur.

B. Dents that have an influence on the correct operation of the parts are not allowed.

C. Dents can prevent correct operation of the parts, so they are not permitted.

A. Open the isolating valves.

B. Open the check valves.

C. Open the bypass valves.

A. 尽管建议使用阴影、双向阴影、屏蔽或相似的方法，使用颜色也是允许的。

B. 虽然建议使用阴影、交叉阴影、筛选或类似的方法，但使用颜色是允许的。

C. 虽然建议使用阴影、剖面线、筛选技巧或类似的方法，但使用颜色是允许的。

A. 连接电源时，不要打开房间。

B. 连接电源时，不要打开房门。

C. 连接电源时，不要打开壳体。