A、 Timely check the instruments for accuracy.
B、 Instuments shuld be periodically checked for accuracy.
C、 Timely check the instruments if it is accurate.
答案：B
A、 Timely check the instruments for accuracy.
B、 Instuments shuld be periodically checked for accuracy.
C、 Timely check the instruments if it is accurate.
答案：B
A. 如果RAT被撤回，缓慢并完全将其伸出，确保与其他部件衔接上。
B. 如果追踪到RAT，则缓慢并完全释放RAT，确保信号不与其他混淆。
C. 如果RAT是收回状态，缓慢和完全展开RAT，并确保它不碰到其他部件。
A. A version means modifying the information in the existing manual.
B. A revise explains correcting information in an old manual.
C. A revision means a modification of information in an existing manual.
A. 不要加注过量燃油。
B. 不要使用未知性能的燃油。
C. 不要使用性能未知的油液。
A. Exhale into the oxygen mask.
B. Breathe into the oxygen mask.
C. Breathe into the gas mask.
A. 任何以ATA No.100格式发布的技术数据将满足本规范的要求，尽管预期在没有ATA-100要求的情况下将使用第19段格式。
B. 任何以ATA No. 100格式发布的技术数据将满足本规范的要求，但在没有预见ATA-100要求的情况下，将使用第19段格式。
C. 任何以ATA No. 100格式发布的技术数据将满足本规范的要求，但在预见不需要满足ATA-100要求的情况下，将使用第19段格式。
A. Deflate the pressure of tire to the certain value.
B. Provide pressure with nitrogen to the required value for the tire.
C. Depressurize the tire to the demanded value.
A. If as many as 50% of the holes are contaminated, you should clean the display units behinds the holes.
B. The holes on the bottom of the display unit should be cleaned once over 50% of them are clogged due to contamination.
C. If contamination causes a blockage of more than 50 percent of the holes, then clean the holes on the rear of the display units.
A. The airline operator is irresponsible for ensuring that all airworthiness instructions are complied with and that the handling, servicing and maintenance of the airplane is done when required and according to the Federal Aviation Regularities.
B. The operator is responsible for ensuring that all airworthiness directives are observed and that the handling, servicing and maintenance of the airplane is done when required and in accordance with the Federal Aviation Regulations.
C. The operator has the duty ensuring that all airworthiness directives are compiled with and that the handling, servicing and maintenance of the airplane is performed when needed and in accordance with the Feudal Aviation Regulations.
A. The shock absorber is a telescopic oleo-pneumatic unit.
B. The shock absorber is a flexible hydraulic-pneumatic unit.
C. The shock strut is an elastic oil-air unit.
A. It includes cardinal rigging dimensions used in checking damaged aircraft or aircraft undergoing major repair .
B. It includes the basic rigging dimensions for inspection of damaged aircraft or aircraft is undergoing major repairs.
C. Basic rigging dimensions for inspection of damaged aircraft or aircraft experienced major repairs should be included.
