907. If the drain hole is clogged, clean it

A. CAP检查列出制造商建议的零件或组件的报废时间(使用小时数、循环或其他适当的决定因素)和FAA要求的关于时寿零件或组件的报废(维护拆换)时间。

B. CAP检查设定四家推荐的制造商的零件或组件退役时问(使用时间周期或其他适当的计算方法)和FAA要求的时间限制零组件的退役(维护拆换)时间。

C. CAP检查包在建议的厂家零部件退役时间(使用时间周期或其他合适的计量因子)和FAA要求的零部件退役(不服役)时间后进行。

A. The windshields are filled in a form that requires an exact shape, but they are necessary to have a slightly larger space for the ease of adjustment.

B. The shape of the windshields has exact requirements, but for purpose of exact size, they appear slightly larger.

C. These windshields are shaped to a required exact appearance, but in order to be clipped accurately, they are a little bigger than necessary.

A. The index of the maintenance manual shall be comparative to the basic standard category of Part 20. Manufacturers may, however, delete systems or sections that do not apply to their products or, where practicable, combine systems or sections.

B. The index for maintenance manuals shall be compatible with the basic standard breakdown of Section 20. However, manufacturers may omit system or chapters that are not applicable to the product or combine system or chapters where it is feasible.

C. The basic standard category of Part 20 must conform to the index of the maintenance manual. However, manufacturers may elide systems or sections that are not applied to their products or incorporate systems or sections where applicable.

A. Measure the vertical distance between the two parts.

B. Test the vertical clearance between the two components.

C. Measure the lateral distance between the two parts.

A. 技术文本常常包含很长的词组,这些词组在一个句子中具有一个个词性的功能。

B. 技术文件常常由很长的词汇构成,这些词在句子中的词性只有一种。

C. 技术文件常常包括长词组,在同一句子中这些词的功能是一种词性。

A. For the thermocouple leads are designed to provide a specific amount of resistance in the thermocouple circuit (usually very little). The amount of voltage produced by the identical metals when heated is measured in millivolts;

B. The amount of voltage produced by the approximate metals when heated is measured in millivolts. Therefore, thermocouple leads are designed to provide a specific amount of resistance in the thermocouple circuit (usually very little);

C. Because of thermocouple leads are designed to provide a specific amount of resistance in the thermocouple circuit (usually very little).The amount of voltage produced by the different metals when heated is measured in millivolts;

A. 这些要求规定使用点火系统,该系统在各种天气和其他不利条件下,在适当时间向火花塞传递点火脉冲。

B. 这些要求规定了在各种天气和其他不利条件下,在适当的时间将点火脉冲传递到火花塞的点火系统的使用。

C. 这些要求规定使用点火系统,在各种天气和其他不利条件下,在适当的时候将发射脉冲输送到火花塞上。

A. As a rule, the engines are attached under the wings, however, as for modern aircraft, the two side engines are mounted on struts outboard of the fuselage.

B. As a rule, the engines are attached under the wings, except for the modern aircraft, the two side engines are mounted on struts outboard of the fuselage.

C. As a rule, the engines are attached under the wings, but, besides the modern aircraft, the two side engines are mounted on struts outboard of the fuselage.

A. The description could be pronounced in the active voice

B. Descriptive content can be written in active voice

C. You should read it in voice as you write the descriptive text

A. If the airplanes mentioned in this document are no more manufactured,ABC is likely to stop providing support according to the company polices stated.

B. Unless the airplanes shown in this document are not produced any more,ABC carries on to provide support in accordance with the company policies stated.

C. Even if the airplanes covered in this document are no longer produced,ABC continues to support them based on the company policies stated.