A、 In the event that the hydraulic pump does not deliver a pressure of 3000 psi,install the electric pump.
B、 If the hydraulic pump does not supply a pressure of 3000 psi,use the electric pump.
C、 Use the electric pump to achieve a pressure of 3000 psi if the hydraulic pump is out of order.
答案：B
A、 In the event that the hydraulic pump does not deliver a pressure of 3000 psi,install the electric pump.
B、 If the hydraulic pump does not supply a pressure of 3000 psi,use the electric pump.
C、 Use the electric pump to achieve a pressure of 3000 psi if the hydraulic pump is out of order.
答案：B
A. Grind the surface with a soft cloth after it becomes light.
B. Rub the surface with a soft cloth when it becomes brightness.
C. Polish the surface with a soft cloth until it becomes shiny.
A. Maximum attitude for flight planning will be affected.
B. Maximum altitude for flight planning will be affected.
C. Maximum attitude for flight planning will be effected.
A. Propellers must be overhauled in a satisfactory shop which should be supplied by the propeller manufacturer in accordance with data.
B. Overhaul of propellers and the shop must meet the data of the propeller manufacturer.
C. Overhaul of propellers must be accomplished in a qualified shop in accordance with data supplied by the propeller manufacturer.
A. 当这种情况发生时,你可以选择使用第 9 级引气。
B. 当这种情况发生时,将自动使用第 9 级引气。
C. 当这种情况发生时,人工打开第 9 级引气。
A. Visual difference is acceptable between the previous surface and the new surface.
B. There should be no visual difference between the initial surface finish and the new surface finish.
C. It is forbidden to have acoustic difference between the former surface finish and the new surface finish.
A. 进气风扇和排气风扇用 V 形带扳手安装。箭头显示正确的安装方向。进气风扇和排气风扇不可装反。
B. 进气风扇和排气风扇用 V 形带卡箍安装。箭头指示正确的流向。进气风扇和排气风扇可互换。
C. 进气风扇和排气风扇用 V 形带卡尺安装。按照箭头显示的方向安装。进气风扇和排气风扇是可更换的。
D. B.进气风扇和排气风扇用 V 形带卡箍安装。箭头指示正确的流向。进气风扇和排气风扇可互换。
E. C.进气风扇和排气风扇用 V 形带卡尺安装。按照箭头显示的方向安装。进气风扇和排气风扇是可更换的。
A. Code is useless to identify the cables.
B. Put a code on the cables to identify them.
C. A tag should be attached to the cables.
A. The sequence of the explanation should be powerplant instrument markings,then powerplant limitations.
B. An explanation of powerplant instrument markings shall immediately follow the presentation on powerplant limitations.
C. Presentation on powerplant limitations shall come after the explanation of powerplant instrument markings.
A. 气流流经涡轮,提高了能量,从发动机核心机部分旁通并与较冷气流,在尾喷管处混合后产生推力,推动飞机向前。
B. 气流流经涡轮,提高了能量,从发动机核心机部分旁通并与较冷气流,在喷油咀处混合燃烧后产生推力,推动飞机向前。
C. 气流流经涡轮,消耗掉能量,与从发动机核心机部分旁侧流过的较冷气流,在尾喷管处混合后产生推力,推动飞机向前。
D. C.气流流经涡轮,消耗掉能量,与从发动机核心机部分旁侧流过的较冷气流,在尾喷管处
E. C.气流流经涡轮,消耗掉能量,与从发动机核心机部分旁侧流过的较冷气流,在尾喷管处混合后产生推力,推动飞机向前。
A. It is necessary to generally check these areas.
B. It is imperative to regularly inspect these areas.
C. Frequent inspection of these areas is necessary.
