当安装分配器时，不要移动计时器。

A. Documents must be temporarily edible.

B. Documents must be readily revisable.

C. Documents must be permanently durable.

A. 用去脂设备除去油和油脂。

B. 用脱脂剂除去油和油脂。

C. 用脱脂代表除去油和油脂。

A. If there are metal fragments in the liquid sample, replace the pump.

B. If there are only small metal particles in the solid sample, replace the pump.

C. If there are metal particles in the sample solids, replace the pump.

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. This section of the pilot＇s manual should clearly and confusedly provide recommended procedures for conducting normal operations.

B. The recommended procedures for conducting normal operations shall be described in this Section of the Pilot＇s Operating Handbook clearly and accurately.

C. The recommended procedures shall be stated in this Section of the Pilot＇s Operating Handbook clearly and fuzzily for the conduct of normal operations.

A. 分配子系统是用于将高于大气压的空气分配到使用系统的那部分部件。

B. 分配子系统能够将低于大气压的空气分配到用户系统。

C. 分配子系统是用于将燃油和电力分配到各使用系统的那部分部件。

A. Schematic diagrams may be used to indicate "flow" and to illustrate the operation of systems such as air control, electrical, fluid power, fuel and turbosystems.

B. Principle charts can be intended to show "flow" and explain the operation of systems as well as air control, electrical, hydraulic power, fuel and turbine systems.

C. Schematic diagrams can be employed to show "flow" and to explain the operation of systems along with air control, electrical, fluid power, fuel and turbosystems.

A. Roger that, clear for dispatch.

B. Copy that, clear for pressing.

C. Roger, clear for pushback.

A. 这组密封剂不适用于紧急情况。

B. 这些防护化合物也适用于紧急情况。

C. 这批密封化合物同样适用于紧急情况。

A. The airworthiness and safe operation of an airplane is assured if it＇s used as its original design purpose, properly inspected and carefully maintained.

B. The manufacturer is intended to utilize an airplane with sound inspection and maintenance practices because that is the basis for assuring the airplane remains airworthy and safe to operate.

C. The airplane is designed to be used as the manufacturer＇s intention. Users shall properly inspect the airplane and do sufficient maintenance to assure its airworthiness and operation safety.