11.Schematic diagrams shall be used when necessary to indicate flow and to illustrate the operation of air control,electrical,fluid-power,fuel and turbo systems in as straightforward as possible.

A. 　Disassemble the check valve and the dump valve together.

B. 　Decompose the bypass valve and the float valve at the same time,

C. 　Disassemble the bypass valve and the dump valve at the same time.

A. 　为了便于故障排除、应使用电路维修,部件更换及标识和编码系统。

B. 　为了加快故障排除及电路维修,应使用部件更换及标识和编码系统。

C. 　为了便于故障排除、电路维修和部件更换,应使用标识和编码系统。

A. 　将分隔标签平行放置,并用节号或标题或两者一起标记。

B. 　将分隔标签交错放置,并用节号或标题或两者一起标记。

C. 　将分隔标签按顺序放置,并用节号或标题或两者一起标记。

A. 　The intention of such terms is to provide definitions which have practical value for technical communication.

B. 　The propose of such terms is to provide definitions with practical value for technical communication.

C. 　The aim of such terms is to provide definitions for practicing valuable technical communication.

A. 　These tests should require no special equipment or facilities rather than that installed on the Aircraft and should be comparable to the test performed by the flight crews.

B. 　These tests should require no special equipment or facilities other than that installed on the aircraft and should be comparable to the test performed by the flight crews.

C. 　These tests should require none special equipment or facilities other than that installed on the aircraft and should be comparable to the test performed by the flight crews.

A. 　如果飞机有一个内置的辅助动力装置,描述该装置并解释它是如何所合电气系统工作的。

B. 　如果飞机有一个附加的辅助电源组件,描述该装置并解释它是如何对接电气系统的。

C. 　如果飞机有--个内置的辅助动力装置,描述该装置并解释它是如何装配到电气系统的。

A. 　执行步骤(3)和(5)。襟翼停止£动时执行步骤(6)。

B. 　执行步骤(3)到(5)。副翼停止埠劫时执行步骤(6)。

C. 　执行步骤(3)到(5)。侧翼停止运遍时执行步骤(6)。

A. 　The form of the cruise performance presentation is at the option of the airplane manufacturer but should not be independent of devices such as a power computer.

B. 　The format of the cruise performance presentation is decided by the airplane manufacturer itself but should not depend on devices such as a power computer.

C. 　The layout of the cruise performance presentation is at the discretion of the airplane manufacturer;however,devices such as a power computer should not be relied on.

A. 　对加载条件和安全裕度共同产生的结果进行了评价。

B. 　对加载条件和安全裕度产生的结果进行了评价。

C. 　对加载条件和由此产生的安全裕度进行了评价。

A. 　在活塞发动机驱动的飞机上,排气温度指示器用于识别各种功率设置下的油气比。

B. 　在活塞发动机驱动的飞机上,排气温度指示器用于设置各种功率设置下的油和空气的混合比

C. 　在动力活塞驱动的飞机发动机上,排代温度指针用于识别最大功率设置下的油气比。