19.If the components fall, permanent damage can occur( )

A. 　All tabulations shall own a title in order.

B. 　All tables shall bear a title with a number.

C. 　All figures shall have a title with a number.

A. 　Through a process called continuing airworthiness, virtually every component comprising an airplane is involved in some form of preservation, inspection, preventative maintenance, overhaul, repair, and/or replacement activity.

B. 　Through a process called initial airworthiness , virtually every component comprising an airplane is involved in some form of preservation, inspection, preventative maintenance, overhaul, repair, and/or replacement activity.

C. 　Through a process called continuing air worthiness, virtually some component comprising an airplane is involved in some form of preservation, inspection, preventative maintenance, overhaul, repair, and/or installment activity.

A. 　The manufacturer couldn＇t decide the information to be included on the cover.

B. 　The information to be included on the cover will be decided by the manufacturer.

C. 　The information is included on the left side of the cover by the manufacturer.

A. 　Functional check L VHF radio found static interference and noise.

B. 　Functional check of L VHF radio shown turbulence and static noise.

C. 　Functional check of L VHF radio revealed interference of static with noise.

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. 　护目镜的功能是避免灼伤眼睛。

B. 　戴上护目镜以防止伤害眼晴。

C. 　放在护目镜上以避免灼伤眼睛。

A. 　那些说明可以作为定期维修所必须的参考

B. 　那些指令是执行定期维修所必须的

C. 　那些指示必须进行有计划维修

A. 　本主题应包括一般信息,限制和程序。在维修手册中,本部分应包括发动机更换、运转、外挂备用动力装置等内 容

B. 　本主题应包括重要信息,限制和程序。在维修手册中,本部分应包括发动机更换、运转、外挂备用动力装置等内 容

C. 　本主题应包括一般信息,限制和相关程序。在维修手册中,本部分应包括发动机更换、运转、外挂备用动力装置等内容

A. 　系统中用来引导和分配空气的部分。包括设备架冷却系统和项目,如鼓风机、喷头、管道、 进口、单向活门等,不包括增压和温度控制部分的活门。

B. 　系统中用来通风和分配空气的部分。包括电子舱冷却系统和项目,如鼓风机、喷头、管道、 进口、单向活门等,不包括增压和温度控制部分的活门。

C. 　系统中用来引导和分配空气的部分。包括设备架冷却系统和项目,如排气扇、漏斗、管路、 进气道、单向活门等,不包括空调和温度控制部分的活门。

A. 　Deflate the system before you disconnect the components.

B. 　Bleed the system before you disconnect the components.

C. 　Bleed the system before you interrupt the components.