A、 When an airplane is designed to fly at lower speeds, the turboprop is usually the engine choose.
B、 When an airplane is designed to fly at lower speeds, the turboprop is usually the engine chosen.
C、 When an airplane is designed to fly at lower speeds, the piston propeller engine is usually chosen
答案：B
A、 When an airplane is designed to fly at lower speeds, the turboprop is usually the engine choose.
B、 When an airplane is designed to fly at lower speeds, the turboprop is usually the engine chosen.
C、 When an airplane is designed to fly at lower speeds, the piston propeller engine is usually chosen
答案：B
A. The tops of the bolt heads must not be more than 5 MM above the plate
B. The bottoms of the bolt heads can be more than 5 MM above the plate
C. 5 MM is permitted for the tops of the bolt heads below the plate.
A. Removal of the cover is necessary
B. It is necessary to install the cover
C. lt is a must to remove the cover
A. It is common practice to tighten the bolts in this sequence.
B. It is standard procedure to tighten the bolts in this sequence.
C. It is standard procedure to tighten the bolts in this method.
A. The Handbook producer should average the material within paragraphs in a way he considers to be most informative to the kind of pilot experienced to use the Handbook.
B. The Handbook manufacturer should arrange the material within paragraphs in a sense he considers to be most useful to the kind of pilot anticipated to use the Handbook.
C. The Handbook operator should arrange the document within paragraphs in a manner he considers to be most incentive to the kind of pilot expected to use the Handbook.
A. 拆除两侧的内部盖板并取下隔热棉。
B. 拆除两侧的内装饰板并取下隔热棉。
C. 拆除两侧内装饰板或取下隔热棉。
A. The operators maintenance organization must make sure that each aircraft has all inspection records.
B. Make sure that the required repair/alteration/inspection documents of each aircraft must be kept by maintenance organization of the operator.
C. Ensure that the operators maintenance organization has retained the required maintenance/alteration/inspection records for each aircraft.
A. Always use test element that can cause sparks.
B. Never use test equipment which can cause cracks .
C. Do not use test equipment that can cause sparks.
A. 如果主电源故障时提供照明的单独和独立子系统。包括带电池的手电简、提灯等物品。
B. 如果初级电源故障时提供燃烧的单独和独立子系统。包括带电池的手电简、提灯等物品。
C. 如果主电源故障时提供照明的单独和独立子系统。包括不带电池的手电筒、矿灯等物品。
A. Because the responsibility of the operator is to comply with all the airworthiness directives and to deal with service and overhaul the airplane as required according to the Federal Aviation Regulations, an accurate warning or note shall be available in this Section.
B. This Section shall provide a suitable waning or note to inform the operator that his responsibility is to ensure that all airworthiness directives are conformed to and to handle, service and maintain the airplane when required and in accordance with the Federal Aviation Regulations.
C. The purpose of warning or note in this Section is to ten the operator that responsible for verifying that all airworthiness directives are appropriate, and that handling, servicing and maintenance of the airplane is done when required and in accordance with the Federal Aviation Regulations.
A. This compound can release poisonous fumes.
B. This compound can give off poisonous fumes.
C. This compound can give out poisonous fumes.
