A、 原理图应倾向于处理整个系统，而不是附属系统。例如，空调系统，而不是空调系统内的压缩机。
B、 原理图应倾向于处理整个系统，而不是附件系统。例如，空调系统，而不是空调系统内的压缩机。
C、 原理图应尽量呈现整个总系统，而非各个子系统。例如，空调系统原理图不应把重点放在其中包含的压气机上。
答案：A
A、 原理图应倾向于处理整个系统，而不是附属系统。例如，空调系统，而不是空调系统内的压缩机。
B、 原理图应倾向于处理整个系统，而不是附件系统。例如，空调系统，而不是空调系统内的压缩机。
C、 原理图应尽量呈现整个总系统，而非各个子系统。例如，空调系统原理图不应把重点放在其中包含的压气机上。
答案：A
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. Clean window using much quantities of soap and water.
B. Clean window using liberal quantities of soap and water.
C. Clean window with large quantities of soap and water.
A. “寿命限制部件的建议或要求的报废时间”。建议使用“CAUTION”告诫一并用适当的10号大写将文本括在一个框中。列出制造商建议的部件或组件报废时间（使用小时、循环或其他适当的决定因素）和FAA要求的寿命限制的部件或组件报废（停用）时间。
B. “推荐的或要求的限寿件退役时间”。建议使用“CAUTION（告诫）”进行强调，以10号字、全大写表示，置于框内。载明制造商对相关部件或组件的建议报废时间（以小时数、循环数或其他适当因素表述）以及FAA要求的时寿件报废（停止使用）时间。
C. “时寿件的建议或要求的退役时间”。建议使用 “CAUTION（告诫）”一词，并以适当的10点大写字母表示，并将其放在一个方框内。规定制造商对部件或组件的建议报废时间（使用小时数、周期或其他适当的决定因素）和FAA对有限寿命部件或组件的要求报废（从服务中移除）时间。
A. 做步骤1到4以确保没有剪切载荷施加到端头上。
B. 做步骤1到4以确保没有径向载荷施加到轴上。
C. 做步骤1到4以确保没有轴向载荷施加到杆上。
A. 如果无法听到警告声，需调整音量控制器。
B. 调整音量控制器可能导致警告声过于响亮。
C. 调整音量控制器可能使警告声变得更加嘈杂。
A. When the weight or torque of the aircraft change, illustrate how to keep this record in order to save the exact initial values to measure the weight and heavy center in normal flight.
B. Explain how to maintain this record when changes to the weight or moments of the airplane are made so that accurate starting data is available to calculate the weight and center of gravity during normal operation of the airplane.
C. When the changes to the mass or momentum occur, show the way to hold this record to get the beginning information easily to compute the mass and gravity core.
A. Overhaul of any components covered in this chapter shall be completed in accordance with data other than those provided by the manufacturer.
B. None of the components covered by this chapter shall be overhauled except in accordance with the manufacturer＇s data.
C. All components covered in this chapter must be overhauled according to the technical data provided by the manufacturer.
A. 燃油系统指发动机以外储存燃油、给发动机配送及输回燃油的装置和部件。
B. 滑油系统指那些储存滑油，并把滑油送往发动机以及从发动机回油的相关外部组件和部件。
C. 滑油系统指发动机内储存润滑油和运输润滑油的装置和部件。
A. One of the safety precautions is to keep the combustible material from the work area at distance of 50ft at least.
B. One of the safety precautions is to keep the flammable material from the work area at distance of 50ft at least.
C. One of the safety precautions is to keep the combustible material from the work area at a minimum distance of 50ft.
A. It is the responsibility of the operator to ensure that alternative tools or equipment can work well and are dangerous to the parts and personnel as the ones specified in the procedure if you use them.
B. If alternative tools or equipment are used, the operator must ensure that they can play the same role and are as safe as the tools or equipment specified in the procedure to the parts and personnel.
C. If the manufacturer can make sure that alternative tools or equipment can meet the requirement and are as safe to the parts and equipment as the ones specified in the procedure, you can use them.
