A、 The external diameter must be concentric to the internal diameter.
B、 The outer radius and the inner radius must be suitable.
C、 The exterior radius must be installed on a common shaft with the interior radius.
答案：A
A、 The external diameter must be concentric to the internal diameter.
B、 The outer radius and the inner radius must be suitable.
C、 The exterior radius must be installed on a common shaft with the interior radius.
答案：A
A. Information on specific optional systems or equipment may be included in this section or in Section 9, Supplementary.
B. Information about noncompulsory systems or equipment may be included in this section or in Section 9, Supplements.
C. Information on specific optional systems or equipment may be included in this Section or in Section 9, Supplements.
A. That section of the systems which controls the position and rotation of the trailing edge flaps.
B. That portion of the systems which controls the position and movement of the trailing edge flaps.
C. That part of the systems which controls the position and rotation of the flaps.
A. 除非所有固态杂质在进入设备前从空气中过滤，否则它们会卡阻，经常在转子承受范围内减缓转子的转动。
B. 除非所有固态污染物在进入仪表前从空气中去除，否则它们会积累,通常在转子轴承中，并减慢转子的速度。
C. 如果空气中所有的固态污染物不在吸入仪表前去除，它们通常会在旋翼轴上聚集，并减慢旋翼速度。
A. Do not authorize to do the engine test.
B. The engine test will not be completed if you are not authorized.
C. If you are not approved to do this work, do not do this engine test.
A. 需要作为安装或恢复作动程序中的一部分的任何调整/测试应在文本中按适当的顺序进行操作。
B. 需要作为安装或限动程序中的一部分的任何调整/测试应以适当的方式包含在文本中。
C. 需要作为安装或恢复作动程序中的一部分的任何调整/测试应以适当的顺序包含在文本中。
A. If you want to use the STE specification properly, a high professional standard is required.
B. A high level of professionalism requires the correct use of STE specifications.
C. In order to use the STE specifications appropriately, high professionalism is needed.
A. 大气条件，包括大的过冷水滴、冻雨或多种条件的混合，可以超过FAR参数和认证的防冰系统的能力。
B. 大气条件，包括大的超冷水滴、冻雨或混合物，可能会超出FAR规定的参数和获得认证的防冰系统能力。
C. 大气条件，包括过冷大水滴、冻雨或各种混合条件，可能会超出FAR规定的参数和经审定的防冰系统能力。
A. 供应足够容量和尺寸的容器。
B. 供应足够容量和直径的容器。
C. 提供符合规范的容器和量尺。
A. An aircraft must comply with all the Airworthiness Standards and special conditions applicable to it, otherwise, a Type Certificate can not be issued for that aircraft.
B. A Type Certificate will not be issued for the aircraft if that aircraft meets all the requirements of Airworthiness Standards and special conditions which are applicable to it.
C. The aircraft will get a Supplemental Type Certificate only if the aircraft accords with all the applicable Airworthiness Standards and special conditions.
A. The swivel nuts on both valves engage threads on an internal stem that loosens or draws tight the valve stem to a metal seat.
B. The rotating nuts on both valves are meshed with the threads on the inner valve stud, so that the valve stud is loosened or tightened to a metal valve base.
C. The swing nuts on both valves engage with the threads on the internal spool, allowing the spool to loosen or tighten to the metal seat.
