A、 The form of the climb performance presentation is decided by the airplane manufacturer.
B、 The format of the cruise performance presentation is at the discretion of the airplane manufacturer.
C、 The form of the cruise performance presentation is at the discretion of the airplane manufacturer.
答案：B
A、 The form of the climb performance presentation is decided by the airplane manufacturer.
B、 The format of the cruise performance presentation is at the discretion of the airplane manufacturer.
C、 The form of the cruise performance presentation is at the discretion of the airplane manufacturer.
答案：B
A. 确保皮托管温度增加至 500 摄氏度以上。
B. 确保机外环境温度增加 500 摄氏度。
C. 确保探头温度增加至 500 摄氏度以上。
A. Mach digit is the percent of true airspeed to the speed of sound.
B. Mach number is the ratio of true airspeed to the speed of sound.
C. Mach number is the proportion of real airspeed to the speed of light.
A. The positive pressure relief valves are fail safe devices.If the aft outflow valve cann’t be closed,these positive pressure relief valves bleed fuselage pressure overboard.
B. The positive pressure relief valves are fail safe devices.If the positive pressure relief valves fails closed,these aft outflow valve bleed fuselage pressure overboard.
C. The positive pressure relief valves are fail safe devices.If the aft outflow valve fails closed,these positive pressure relief valves bleed fuselage pressure overboard.
A. Make sure that the parts or surface layer are dry and free from uncontamination.
B. Make sure that the parts or surface layer are dry and free from contamination.
C. Make sure that the parts or surface lamination are dry and free from contamination.
A. 拆下接合表面漆层周围的转接板。
B. 去除转接板接合面周围的底漆涂层。
C. 拆卸转接板来去除接合面周围的面漆。
A. 本程序指出,在飞机进行任何改装之前,应联系美国联邦航空局,以确保不违反飞机的适航性。
B. 本程序指出,在飞机进行任何改装之前,美国联邦航空局应与厂家确认其不违反飞机的适航性。
C. 本程序指出,在飞机进行任何改装之初,应联系美国联邦航空局,以确保飞机的适航性。
A. 如果剪切销遭受撞击,要测试牵引杆。
B. 如果定位销断裂,要检查两根杆。
C. 如果剪切销断裂,要检查牵引杆。
A. Some jobs or processes consist of several basic operations,with a number of minor steps or work items under each.
B. Some basic operations with a few small steps or work items are included in some work or processes.
C. Some jobs or processes constitute a few basic operations,with several minor steps or work items under each.
A. The manufacturer's marks,publication title,airplane model,and issue or revision date must shown on all pages.
B. The manufacturer's headline,publication title,airplane model,and issue or revision date must print on all pages.
C. The manufacturer's masthead,publication title,airplane model,and issue or revision date must appear on all pages.
A. When describing the airplane's Landing Gear,how its indication system functions shall be explained.
B. When describing the airplane's Landing Gear,how its emergency response system functions shall be explained.
C. In the description of the airplane's Landing Gear,how its warning system functions shall be explained.
