A、 Use the upper latch mechanism to lock the lower display unit in the middle.
B、 The latch mechanism at the top is used to secure the center display unit on the bottom.
C、 The center lower display unit is installed with the latch mechanism at the top.
答案：C
A、 Use the upper latch mechanism to lock the lower display unit in the middle.
B、 The latch mechanism at the top is used to secure the center display unit on the bottom.
C、 The center lower display unit is installed with the latch mechanism at the top.
答案：C
A. 用直尺和塞尺测量划痕的深度。
B. 用直边的卡尺测量凹坑的深度。
C. 用直尺和塞尺测量凹坑的深度。
A. 如果无法听到警告声，需调整音量控制器。
B. 调整音量控制器可能导致警告声过于响亮。
C. 调整音量控制器可能使警告声变得更加嘈杂。
A. 供气系统被多个子系统共用，能够为水箱加压以确保流体的流动。
B. 空气供应系统是某一个子系统独用的部分，其作用是为供应罐加压以确保流体流动。
C. 空气供应系统是多个子系统共用的部分，其作用是为供应罐减压以延缓流体流动。
A. The data may be supplemented by brief descriptions of additional characteristics or features if desired.
B. If necessary, the detail may supplement some simple descriptions of additional characteristics or properties.
C. If desired, the data may be added by simple presentations of additional values or properties.
A. A maximum distance of 50 feet is required between consumable materials and the work area.
B. Keep flammable materials at a minimum distance of 50 feet from the work area.
C. Explosive materials must be kept at least 50 feet away from the work area.
A. 所有射程距离应以海里为单位表示。
B. 所有航程值应以海里为单位。
C. 所有射程距离应以海里为单位。
A. 位置发射机安装在PCU下部。
B. 位置发射机安装在PCU上方。
C. PCU安装在位置传感器的上方。
A. The layout does not rely on devices that require power such as computers.
B. The format should not rely on devices such as a power computer.
C. The forms should be independent from any equipment, computers are suitable.
A. 对备用排气风扇插钉进行完整性检查。
B. 对备用进气风扇插头进行连续性检查。
C. 对备用排气风扇插座进行连续性检查。
A. In the correction column, list any notes or key points involved in correcting the trouble in the unit.
B. List any notes or key points involved in corrective actions for units faults during correction.
C. List all corrective actions, any notes or key points related to a unit failure when you do the Correction.
