2421. Excessive trim, however, has the effect of reducing not only aerodynamic efficiency but also primary control travel distance in the direction the trim is applied

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2439. 此工具是可选的。

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1053. If desired, the manufacturer may include more than one airplane model in the Maintenance Manual

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单选题

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手机预览

设备系统操作理论翻译

1796. 如果温度升高,线缆的张力就会降低。

A、 The tension in the cables increases if the temperature decreases.

B、 The tension in the cables decreases if the temperature increases.

C、 The torsion in the cables decreases if the temperature increases.

答案：B

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922. For general aviation aircraft this material may be covered in Sys/Chap25

A. For small aircraft this material may be introduced in Sys/Chap.25.

B. For aircraft operated under FAR part 91, Sys/Chap.25 may include this material.

C. For large business aircraft this material may be ignored in Sys/Chap.25.

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811. The laptop has three primary parts

A. 这个笔记本电脑有三个备用部件。

B. 笔记本电脑有三个主要部分。

C. 这个螺钉有三个主要部分。

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1871. 警告信息是一项操作步骤、检查、修理或维护操作, 如果不正确执行可能导致人员受伤或死亡。

A. A warning is an operating procedure, inspection, repair or maintenance practice, which if not correctly followed, could result in personal injury, or loss of life.

B. The warming information that contains operational check, inspection, repair or maintenance tasks shall be properly followed, or injury to persons or loss of life can be caused.

C. Warning information contains operating procedure, inspection, repair or maintenance practice that will cause injury to persons or loss of life.

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1399. The first step in listing possible causes of each trouble is to show what sections of the system may be at fault

A. Listing possible causes of each trouble is to show what sections of the system may be at fault is the first thing we should do.

B. What sections of the system may be at fault depends on the first step in listing possible causes of each trouble.

C. To show what sections of the system may be at fault, listing possible causes of each trouble is the first thing we should do.

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1083. The Fault Isolation Manual is furnished either as a printed manual or as digital products, or a combination of the two

A. The Fault Isolation Manual is provided neither as a printed manual nor as digital products, or a combination of these two.

B. The Fault Isolation Manual can be either a printed handbook or digital products, or a combination of both.

C. The Fault Isolation Manual furnishes a printed handbook ,or a digital product, or a combination of these two.

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1141. 不锈钢接触镁、铝或锡金属时会导致它们腐蚀。

A. CRES causes magnesium, aluminum, or cadmium to corrode when it touches these metals.

B. Stainless steel corrodes once touching magnesium, aluminum or chromium metals.

C. Magnesium, aluminum, or chromium metals shall be protected from the corrosion caused by CRES.

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1005. The numbering of paragraphs and sub paragraphs within a section is not required

A. 段落、分段和章节都不需要分段。

B. 一节中的段落和分段不需要编号。

C. 段落和分段需要编号,章节不需要。

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2421. Excessive trim, however, has the effect of reducing not only aerodynamic efficiency but also primary control travel distance in the direction the trim is applied

A. 然而,过度的配平不仅减少了飞机的空气动力效能,而且减少了配平主控制舵面方向上的偏转行程。

B. 然而,额外的配平不仅减少了飞机的空气动力效能,而且减少了配平应用方向上的主控制舵面的偏转行程。

C. 然而,额外的配平不仅减少了飞机的空气动力效能,而且减少了配平主控制舵面方向上的偏转行程。

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2439. 此工具是可选的。

A. This tool is mandatory.

B. This tool is optional.

C. This tool is necessary.

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1053. If desired, the manufacturer may include more than one airplane model in the Maintenance Manual

A. 如果需要,制造商可以在维修手册中包含超过一种的飞机型号。

B. 如果需要,制造商可以在维修手册中包含最多一种的飞机型号。