A、 In any process, the velocity is not large.
B、 Do not increase this speed in any operation.
C、 In any operation, the speed can not be greater than this value.
答案：C
A、 In any process, the velocity is not large.
B、 Do not increase this speed in any operation.
C、 In any operation, the speed can not be greater than this value.
答案：C
A. Programs shall be written in order of the reference number of each chapter and own proper primary and secondary theme headings. It is not necessary to begin a program from the ceiling of a new page.
B. Procedures shall be sorted in priority order of the reference number in each chapter. They have appropriate main and subordinate topic headings and the beginning do not need to exceed the top of a new page.
C. Procedures shall be prepared in reference number sequence within each chapter with proper major and minor subject heads, without the necessity of each procedure starting at the top of a new page.
A. 当座舱无气流时则可能出现波动。
B. 无气流输送至舱内则有窒息的危险。
C. 因为有窒息的危险所以舱内未曾供气。
A. “扭矩计”体现了螺旋桨上可用的输出扭矩。
B. “扭矩计”显示的是螺旋桨轴输出的可用扭矩。
C. “扭矩计”测量了螺旋桨轴上可用的输出扭矩。
A. Due to the incorrect level of pressure, the system will not work.
B. As long as the fluid level remains unstable, the system will fail.
C. Because the fluid level is incorrect, the system will not operate.
A. 驾驶舱从左侧空调组件获得空调空气，并在总管里混合。
B. 驾驶舱从左侧空调组件和混气总管获得空调空气。
C. 驾驶舱从左侧空调组件和混合总管获得增压空气。
A. The tune time for a frequency not in memory is 2 to 4 seconds typical, 7 seconds maximum.
B. The adjust time for a frequency not in memory is 2 to 4 seconds typical, 7 seconds maximum.
C. The tune time for a frequency not in memory is 2 to 4 seconds common, 7 seconds maximum.
A. Navigation and full/static pressure systems refer to those units and components that provide aircraft navigation information, covering OOMB, pitot, static, ILS, flight guides, binnacles, indicators, etc.
B. Navigation and pitot/static systems refer to those units and components which provide aircraft navigational information, including VOR, pitot, static, ILS, flight director, compasses, indicators, etc.
C. Navigation and pitot/static systems refer to those units and components that provide aircraft navigation information, including VOR, pitot, still tubes, instrumental system, flight manual, compasses, indicator, etc.
A. 衬板的厚度应该是初始翼梁衬垫的厚度的1-1.2倍。
B. 加强条的厚度乘以1-1.2就得到初始长桁衬垫的厚度。
C. 压条的厚度应是初始长桁衬垫的厚度的1-1.2倍。
A. 在飞机座舱增压系统部分，应说明该系统如何与加热、通风、除霜和空调系统连接。
B. 在飞机座舱增压系统部分，说明该系统如何与加热、通风、除霜和空调系统同时使用。
C. 在飞机座舱增压系统部分，说明该系统如何与加热、通风、除霜和空调系统成为一体。
A. 氧气系统包括氧气瓶、释压阀、关断阀、出气口、调节器、面罩等。
B. 供氧系统包括氧气瓶、释放阀、截止阀、排气口、监管者、面罩等。
C. 供氧系统包括氧气瓶、开关阀、切断阀、紧急出口、调节器、面罩等。
