Monitor the speed indication continuously until the end of the test.

A. To give indications and test to the wing/body overheat system, 115v ac power must be connected. When installing an element, do not bend the element unless the bend radius is less than one inch. If the bend radius is less than one inch, damage to the eleme

B. For the indications and test of the wing/body overheat system, 115v ac power must be ON. When you install an element, do not bend the element until the bend radius is less than one inch. If the bend radius is less than one inch, damage to the element can

C. 115v dc power must be supplied for the indications and test of the wing/body overheat system. When you install an element, do not bend the element radius less than one inch. If you bend the radius less than one inch, damage to the element can occur.

A. 确保没有剪断操纵钢索。

B. 确保没有关断控制电源。

C. 确保没有连接控制电缆。

A. 写作规则包括语法和文体观点。字典给出了撰写人可以使用的一般词汇。

B. 写作规则包括语法和文体方面。字典给出了撰写人可以使用的一般词汇。

C. 写作规则包括语法和文体细则。字典给出了撰写人可以使用的全体词汇。

A. 描述飞机机翼襟翼、俯冲制动或扰流板系统时，应描述其应用如何影响俯仰姿态、空速、配平和失速速度。

B. 描述飞机机翼翼尖、俯冲制动或扰流板系统时，应描述其应用如何影响俯仰姿态、表速、配平和失速速度。

C. 描述飞机机翼襟翼、俯冲减速板或扰流板系统时，应描述各自工作时如何影响俯仰姿势、空速、配平和失速速度。

A. 我们增加了元件的长度，以减少元件的电容。

B. 我们减少了元件的长度，以减少元件的电容。

C. 我们增加了导线的长度，以增加导线的电阻。

A. All aircraft engines must meet certain general efficiency, economy, and reliability requirements, which require that the ignition system can provide ignition pulses at the proper time to the spark plug in various weather and other adverse conditions.

B. All aircraft engines must meet certain overall efficiency, economy and reliability requirements, which require the ignition system should provide ignition pulses at appropriate times under meteorological and other unfavorable conditions.

C. All aircraft engines must meet certain general requirements of reliability, economic and efficiency, which dictates the use of ignition systems that deliver the firing impulse to the spark plugs in all kinds of weather and under other adverse conditions.

A. 文本可以有一或两栏，带有或不带有理由。警告、注意和注释可用于突出或强调重点。

B. 带有理由或不带有理由的文本可以准备成为一栏或两栏。警告、注意和备注可用于标示出或强调重点。

C. 文本可以按照是否有理由来编写成一栏或两栏。警告、注意和注释可以用来突出或强调要点。

A. 在编制维护手册的索引编号时，制造商可能会省略与该产品无关的系统/章节，或者在可行的情况下合并系统/章节。

B. 在查询维修手册时，制造商可以删去不适用其产品的系统/章，或者在可行的情况下把几个系统或章合并起来。

C. 在查询维修手册时，使用人你可以跳过不适用其产品的系统/章，或者在可行的情况下把几个系统或章合并起来。

A. 不要改变路线的管道。

B. 不要改变管道的长度。

C. 不要改变管道的走向。

A. In STE, a unit started with "topic sentence" is to instruct the main topic.

B. The "topic sentence" starts to tell the readers the topic of the paragraph in STE.

C. In STE, a paragraph starts with a “topic sentence” which tells the reader what the topic of that paragraph is.