A、 If the unit is not modified, its service life will be possibly shorter.
B、 Without the modification of the unit, its service life is likely shorter than present.
C、 Without the modification, it is possible that the service life of this unit will be shorter than usual.
答案：C
A、 If the unit is not modified, its service life will be possibly shorter.
B、 Without the modification of the unit, its service life is likely shorter than present.
C、 Without the modification, it is possible that the service life of this unit will be shorter than usual.
答案：C
A. 不要打印标题页的后一页。
B. 不要印在扉页的背面。
C. 不要在标题页后面涂改。
A. The operational unit is installed aft of the flight compartment.
B. The control unit is installed aft of the crew＇s workspace.
C. The control unit is installed aft of the flight compartment.
A. Operational test should be done with the special tools.
B. Certain ground facilities are required when operational test needs to be done.
C. Operational test is similar to the tests performed by pilots.
A. If it is necessary to reduce the cable torque more, use the turnbuckle.
B. Cable tension can be further minimized if necessary by means of the turnbuckle.
C. If it is necessary to decrease the cable tension more, use the turnbuckle.
A. 手册中的计量单位必须一致
B. 手册中的计量单位必须与实际的情况下保持一致
C. 手册中的计量单位可以实际可用
A. 所有官方技术名称都由三个以上名词组成, 在第一次出现时都是完整的然后,在正文的其余部分,使用相关的批准缩写
B. 所有由三个以上名词组成的官方技术名称都要写全第一个词然后,在正文的其余部分,使用相关的正规缩写
C. 所有由三个以上名词组成的官方技术名称在文中第一次出现时都是使用全称之后在文章的其余部分使用相应的批准缩写
A. 当飞机以非计划方式进入地面时,近地警告系统通知机组飞机处于危险构型。
B. 当飞机以非预定方式落地时,近地警告系统告知机组飞机处于危险状态。
C. 当飞机以非预期方式接近地面时,近地警告系统告知机组飞机处于危险构型。
A. The values doesn＇t have to be more than the approved differences.
B. The values must be less than the approved differences.
C. The values must not be less than the approved differences.
A. 参照3到5步点火。
B. 忽略步骤3到5。
C. 对照步骤3到5.
A. Open valve to admit nitrogen to the drag strut
B. Open the valve and allow nitrogen to enter the oleo strut
C. Open the valve to let nitrogen go into the shock strut
