A、 Usually the jumper is non-conductor.
B、 The purpose of using a jumper to connect pins 1 and 2 is to make them disconnected.
C、 The purpose of using a jumper to connect pins 1 and 2 is to make them short.
答案：C
A、 Usually the jumper is non-conductor.
B、 The purpose of using a jumper to connect pins 1 and 2 is to make them disconnected.
C、 The purpose of using a jumper to connect pins 1 and 2 is to make them short.
答案：C
A. 收上主起落架;
B. 收上前起落架;
C. 放下主起落架;
A. In order to revise,supplement an delete the printed maternal, a perpendicular black line must be use to identify the changed portion along the margin of the page
B. Whenever the printed matter is to be revised,replenished or updated mark a black cross on the right margin of the page opposite to the changed portion.
C. A vertical black line should be drawn to make any revision,addition and deletion along the ouside of the page opposite to the changed ciontents.
A. This procedure is only for repairs that include a very small number of screws.
B. This procedure is only for repairs that include a very small number of nuts.
C. This procedure is only for repairs that include a very small number of rivets.
A. 当你选择其中一个按钮时,数字字母显示只出现电压和频率。
B. 当你选择其中一个按钮时,模拟数字显示只出现电压和频率。
C. 当你选择其中一个开关时,模拟数字显示只出现电压和频率。
A. 确认减速板是否立即收回。
B. 确认减速板是否立即放出。
C. 确认减速板是否缓慢收回。
A. Elevator is a hinged moveable part on the trailing edge of the lateral stabilizer
B. Elevator is a hinged moveable part on the trailing edge of the vertical stabilizer
C. Elevator is a hinged moveable part on the trailing edge of the horizontal stabilizer
A. The following procedures will prevent deterioration of aircraft structural coatings or system components.
B. The procedures that follow will prevent the deterioration of the airplane structure, finish, or system components.
C. The delamination of the airplane structure, finish, or system parts will be blocked by the procedures listed below.
A. 活门失效的首要原因是液压油泄露
B. 活门失效的主要原因是液压油泄露
C. 活门失效的主要原因是液压油污染
A. 制造商可制定查询CAP时的程序,并为发现的不适航的情况(无论是否包含在CAP中)提供建议(来自遵循CAP的营运人和维修厂)
B. 制造商可制定程序,对遵循CAP时发现的不适航的情况(无论是否包含在CAP中)提供反馈(来自遵循CAP的营运人和维修厂)
C. 制造商可制定程序,对补充CAP时发现的不适航的情况(无论是否包含在CAP中)提供方案(来自遵循CAP的营运人和维修厂)
A. The first step in listing possible causes of each trouble is to show what sections of the system may be at fault.
B. Listing possible causes of each trouble is the first step to show what sections of the system may be failure.
C. The first step in listing which parts of the system are likely to fail is to show the possible causes of each failure
