A、 这种物质在高浓度时是有毒的。
B、 在高度浓缩后,这种材料会有毒。
C、 这种材料在高温下会易燃。
答案：A
A、 这种物质在高浓度时是有毒的。
B、 在高度浓缩后,这种材料会有毒。
C、 这种材料在高温下会易燃。
答案：A
A. 使用良好的设备去做这项检查以及目视检查。
B. 使用正确的设备去做这项检查而不是目视检查。
C. 使用正常的设备去做这项检查而不是目视检查。
A. Obey the removal tasks for the components.
B. Follow the installation procedures for the components.
C. Obey the removal procedures for the components.
A. 系统的这一部分能够为飞机在地面上提供主要支撑,包括减震支柱、轮架轴、阻力杆、门、连杆、固定螺栓等。
B. 这部分系统为飞机在地面上提供主要支持,包括控制装置、管道、阻力支柱、门、连杆、上下门闩等。
C. 这部分系统为飞机在地面上提供主要支持,包括旋转密封套、管道、防滑装置、门、连杆、连接栓等。
D. C.这部分系统为飞机在地面上提供主要支持,包括旋转密封套、管道、防滑装置、门、连杆、连接栓等。
A. All of the top vertical mounting struts are adjustable except the primary mount struts unless they are repaired or replaced.The spare vertical strut (left forward ) and the side strut (right forward) may require adjustment during APU replacement.
B. All of the vertical primary mount struts at the top are adjustable.However,adjustments to the primary mount struts are not required unless a strut is repaired or replaced.The redundant vertical strut (forward left) and the redundant side strut (forward
C. The top of every vertical main retaining struts is adjustable.However,adjusting the main mount strut is not allowed if the strut is not repaired or replaced.During APU replacement,it may be necessary to adjust remained vertical strut (left anterior) a
A. The operator reassembled the linkage.
B. The operator adjusted the cable.
C. The operator adjusted the linkage.
A. Tire wear increases with high speed.
B. The higher the speed is,the more fragile the tire becomes.
C. The tire blows out as the speed increases.
A. The fire-proof materials and seals are mounted on or about the power unit.
B. The fire-resistant partitions and seals are mounted on the power unit.
C. The fire-resistant partitions and seals are mounted on or about the power package.
A. 这些部件易于弯曲、断裂或出现尺寸错误。
B. 这些部件很容易发生弯曲或失去对齐。
C. 这些部件很容易弯曲、断裂或对不齐。
A. Use schematics and drawings to briefly explain the operation of the system,including warning devices and control features during use.
B. Making use of simplified schematics and drawings explain how this system operates,including warning devices and control features in use.
C. The simplified diagrams and drawings are the indication of the system operation,including warning devices and control features in use.
A. 对损伤及邻近区域进行检查。
B. 检查损伤及隔离区域。
C. 对与损伤相连接的区域进行检查。
