A、 The exit doors are mainly used for passenger boarding.
B、 The exit doors are only used for evacuation.
C、 The exit doors are not only used for the passengers to evacuate from the airplane but also used for normal exit.
答案:B
A、 The exit doors are mainly used for passenger boarding.
B、 The exit doors are only used for evacuation.
C、 The exit doors are not only used for the passengers to evacuate from the airplane but also used for normal exit.
答案:B
A. 在线路上再安装多个垫圈。
B. 在管道上再安装多个垫圈。
C. 在管道上再安装多个螺栓。
A. 做腐蚀检查。
B. 做损害检查。
C. 检查由腐蚀造成的损伤。
A. As a rule, the engines are attached under the wings, however, as for modern aircraft, the two side engines are mounted on struts outboard of the fuselage.
B. As a rule, the engines are attached under the wings, except for the modern aircraft, the two side engines are mounted on struts outboard of the fuselage.
C. As a rule, the engines are attached under the wings, but, besides the modern aircraft, the two side engines are mounted on struts outboard of the fuselage.
A. The filter must be replaced before putting new oil in the system.
B. The replacement of the filter is optional before refueling the system.
C. The filter can not be replaced unless you put hew oil in the system.
A. The approved words were chosen because they are as simple as to be recognized.
B. If the words are difficult and hard to identify, they may not be selected as the approved words.
C. Simplicity and legibility are the main features of the approved words.
A. CAUTION: This test is to make sure that the flap position indicating system is in a zero condition.
B. NOTE: This test is to make sure that the flap position indicating system is in a zero condition.
C. NOTE: This tryout is to make sure that the flap position indicating system is in a zero energy state.
A. 原理图可以用来表示流程,并说明系统的工作过程,如空气控制、电力、流体动力、燃油和压气机系统。
B. 原理图可以用来表示流程,并说明系统的工作原理,如空气分庄、电力、流体动力、燃油和涡轮系统。
C. 原理图可以用来表示流程,并说明系统的操作,如空气控制、电力、流体动力、燃油和涡轮系统。
A. 整个动力装置包括发动机、进气道、安装点、整流罩、气道、整流片、冷却挡板等
B. 包括发动机、进气道、安装点、整流罩、气道、整流片、冷却挡板等在内的整个动力装置
C. 包括发动机、进气装置、安装点、整流罩、气道、整流片、冷却挡板等在内的整个动力装置
A. 通气油箱排放单向活门也防止燃油从1号和2号主油箱流到通气油箱。
B. 通气油箱排放检点活门也帮助1号和2号主油箱燃油流到通气油箱。
C. 通气油箱排放单向活门也允许燃油从1号和2号主油箱流到通气油箱。
A. 技术和程序是复制性能所需的,并应包括性能项目,其在达到预期飞机性能时需要特殊动作序列
B. 复制性能所需的技术和程序应包括那些达到预期飞机性能需要特殊动作序列的性能项目。
C. 对于那些达到飞机预期性能需要特殊动作顺序的性能项目,应包括复制所述性能所需的技术或程序