A、 substituted oil and authorized addings
B、 alternate fuels and approved additives
C、 replaceable fuels and accepted additives
答案：B
A、 substituted oil and authorized addings
B、 alternate fuels and approved additives
C、 replaceable fuels and accepted additives
答案：B
A. Emergency Exit means the exit doors used to facilitate evacuation that are not normally used for exit.
B. Emergency Exit is usually used as exit whose function is convenient for evacuation.
C. Emergency Exit stands for the exit doors but not the exit which is used to facilitate evacuation.
A. The manufacturer may set up steps and feedback the airworthy conditions discovered when complying.
B. The manufacturer may establish procedures to provide feedback on unairworthy conditions that were discovered when complying.
C. The manufacturer may establish procedures and comply regulations to provide feedback on unairworthy conditions.
A. If the scratch does not go through the protective layer,the unit is serviceable.
B. If the nick does not go through the primary surface,the unit is serviceable.
C. If the scratch does not go through the protective surface,the unit is movable.
A. 在两个垫圈之间安装间隔装置。
B. 在两个清洗器之间安装垫片。
C. 在两个垫圈之间安装垫片。
A. 扰流板的作用是使机翼上的阻力增加,升力减少,从而扰乱流经该机翼上表面的平滑气流。
B. 扰流板的作用是扰乱流经机翼上表面的平顺气流,从而使此机翼上的阻力增加,升力减少。
C. 扰流板的作用是增加机翼上的阻力,造成升力减少,进一步干扰流经该机翼上表面的光滑气流。
D. C.扰流板的作用是增加机翼上的阻力,造成升力减少,进一步干扰流经该机翼上表面的光
E. C.扰流板的作用是增加机翼上的阻力,造成升力减少,进一步干扰流经该机翼上表面的光滑气流。
A. Maximum Landing Weight is maximum weight supplied for the landing contact.
B. Minimum Landing Weight is minimum weight provided for the landing touchdown.
C. Maximum Landing Weight is maximum weight approved for the landing touchdown.
A. If a word is only understood by a very small number of people in a specific technical area,it will cause interference in communication.
B. If a word is only understood by a very small number of people in a specific technical area,it will cause disturbing in negotiations..
C. If a word is only understood by a very small number of people in a special skill area,it will cause interference in communication.
A. 温度越高,融解的速度越快。
B. 湿度越大,水分蒸发越慢。
C. 温度越高,蒸发的速度越快。
A. 调整加速度计的精度。
B. 准确调整陀螺仪。
C. 调整罗盘的精度。
A. The engine and all additional facilities use indifferent lubricants.
B. The engine uses multiple types of lubricants for different purposes.
C. The engine and all auxiliary equipment use the same lubricant.
