A、 4 个轴承支撑 N2 轴的后部。
B、 第 4 号轴承支撑 N2 轴的后部。
C、 第 4 号轴承支持 N2 轴的前部。
答案:B
A、 4 个轴承支撑 N2 轴的后部。
B、 第 4 号轴承支撑 N2 轴的后部。
C、 第 4 号轴承支持 N2 轴的前部。
答案:B
A. 用电线把电缆接连到结构上。
B. 把钢索固定到结构上。
C. 把电线系到结构上的电缆上。
A. In flight deck,once you set probe heater switches on the overhead panel automatically,all the heater lights flash.
B. Make sure probe heater switches on the overhead panel in flight deck are in AUTO position and all the heater lights illuminate.
C. Set probe heater switches on the overhead panel in cockpit in AUTO position so that all the heater lights come into view.
A. A lab analysis of the contamination is required to the frequently clogged filters.
B. When you find the filters blocked in a very short time,ask the vendor to inspect them for any contamination.
C. If the filters get clogged at an unusually early stage,send them to the laboratory to analyze the contamination.
A. 拧紧螺母至足够牢固,而不是用手可以去拧动得动。
B. 拧紧螺母,但要保持足够宽松度,便于用手可以取下它。
C. 要保持螺帽被拧紧,使你的手无法拧松它们。
A. AMM 中有停放飞机的程序,例如发电机重复开车、控制或排放油液系统、静态接地等。
B. AMM 中有停放飞机的程序,例如发电机定期开车、控制或排放油液系统、静电接地等。
C. AMM 中有停放飞机的程序,例如发电机重复开车、对油液系统控制和放泄、静态接地等。
A. Thus,the more words there are in a cluster,the more difficult it is to understand.
B. Therefore,the more words are there in a phrase,the more difficult it is to understand.
C. So,the more nouns in a phrase,the harder it is to understand.
A. 确保密封剂被完全挤出接触面边缘。
B. 确保沿接触面边缘持续涂抹封严胶。
C. 确保封严胶沿接触面边缘不断挤出。
A. These tests need no special equipment or facilities except those installed on the aircraft,and are like the tests performed by flight crews.
B. These tests need some special equipment or facilities that are not installed on the aircraft.And these tests are the same to the tests performed by flight crews.
C. These tests need special equipment or facilities that are installed on the aircraft,and are identical with the tests performed by flight crews.
A. The manufacturer shall prepare all text in either one or two columns with justification at his own discretion ,but,two columns are preferable for readability.
B. Manufacturers shall prepare all text both in one and two columns separately; however,two columns are better for reading.
C. According to the manufacturer' explanations,all text shall be prepared in one or two columns; however,two columns have better visual effect.
A. 本手册本节的主题内容,包括可选信息,应符合以下一般展示顺序,除非另一种顺序更适合某一特定飞机。
B. 本手册本节的主题项可以和下面展示的顺序一致,除非找到有关某架飞机的另一种更为适合的顺序。
C. 本手册这部分的主题栏和选择信息必须和下面展示的顺序一致,除非可以确定另一种不同的顺序更适合某架飞机。
D. C.本手册这部分的主题栏和选择信息必须和下面展示的顺序一致,除非可以确定另一种不
E. C.本手册这部分的主题栏和选择信息必须和下面展示的顺序一致,除非可以确定另一种不同的顺序更适合某架飞机。