A、 Ensure that the arrow points in the direction of fluid flow.
B、 Make sure that the arrow points in the direction of the fuel flow.
C、 Ensure that the arrow points in the direction of fluid supply.
答案：B
A、 Ensure that the arrow points in the direction of fluid flow.
B、 Make sure that the arrow points in the direction of the fuel flow.
C、 Ensure that the arrow points in the direction of fluid supply.
答案：B
A. We advice you not do this procedure in the hangar.
B. We recommend that you do not perform this procedure in the hangar.
C. We are against perform this procedure in the hangar.
A. Install two mats, each 3.5 mm thick.
B. Install two spacers, each 3.5 mm thick.
C. Install two rings, each 3.5 mm thick.
A. Those units and components provide for external and internal illumination such as landing lights, taxi lights, position lights, rotating lights, ice lights, cabin warning lights, passenger reading and cabin dome lights, etc.
B. Those units and components provide for external and internal illumination such as landing lights, taxi lights, position lights, rotating lights, ice lights, master warning lights, passenger reading and cabin dome lights, etc.
C. Those units and components provide for external and internal illumination such as landing lights, taxi lights, navigation, position indicating, ice lights, master warning lights, passenger reading and cabin floor lights, etc.
A. 定义措辞应尽可能简单，并必须符合手册中所定义的术语的使用。
B. 定义应尽可能简单地被记录，且必须保证手册中已定义术语的使用。
C. 定义应尽可能用词简单，且必须强制使用手册中规定的术语。
A. A mixture of fuel and oxygen can cause an explosion.
B. A mixture of fuel and nitrogen can cause an burn.
C. A mixture of gas and oxygen should cause an explosion.
A. 数据应能够显示外界空气温度、高度、重量和风与着陆距离的关系。应包括地面滑跑和飞越50英尺障碍物的总距离。应给出为获得总距离所需的50英尺高度点上的速度。
B. 数据应显示为着陆距离与外部气温、高度、重量和风的关系。应包括地面滑跑和飞越50英尺障碍物的总距离。应给出在50英尺高度点达到总距离的速度。
C. 数据应能够显示外界空气温度、高度、重量和风与着陆距离的关系。 应包括着陆滑跑距离和从离地 50 英尺到着陆完全停止所需的总着陆距离。应给出飞机飞抵50 英尺高时的速度。
A. 曾经颁发了合格证或批准证书，目的是保持其符合性，如生产合格证。如果不符合批准或对批准条款违约，则会引起国家处罚或行政强制性措施。
B. 一旦颁发了合格证或批准证书，例如生产合格证，就要求一直保持其符合性，任何不符合批准要求的行为，或者违反批准条款，则会引起民事处罚或行政强制性措施。
C. 任何不符合批准要求的行为或条款都会引起国家处罚或行政强制性措施，所以一旦颁发了合格证或批准证书，必须要求其的符合性，如生产合格证。
A. 如果不实施保护，这种材料会导致表面腐蚀。
B. 在没有保护的情况下，这种材料的表面会出现腐蚀。
C. 这种材料会腐蚀未受保护的表面。
A. 分步执行这两个步骤。
B. 依次执行这两个程序。
C. 同时做这两个步骤。
A. After the system is pressurized, the elevators will drop down no matter where the rigging pin is installed.
B. Without the rigging pin, the elevators will go down when there is no pressure in the system.
C. The rigging pin can prevent the elevators from retracting and expanding when the system is de-energized.
