A、 Vigorously scrub the surface with a rough, dry cloth.
B、 Polish the surface with a soft, damp cloth.
C、 Rub the surface quickly with a soft, dry cloth.
答案：C
A、 Vigorously scrub the surface with a rough, dry cloth.
B、 Polish the surface with a soft, damp cloth.
C、 Rub the surface quickly with a soft, dry cloth.
答案：C
A. 将五份缺陷报告送到工程主管部门。
B. 将五份无损报告送到发动机权威人士。
C. 将五份探测报表送到主管工程师。
A. 将O形环安装在锥形轴承的内部凹槽中。
B. 将O形环安装在圆柱形轴承的中部凹槽中。
C. 将O形环安装在球形轴承的内部凹槽中。
A. It is necessary to define symbols, abbreviations and terminology for the clear understanding of the information presented in various sections of the Handbook.
B. Define signatures, short words and jargon necessary for understanding clearly of the information contained in every section of the Handbook.
C. It is important to define signs, acronyms and nomenclature for the understanding of the information provided in these sections of the Handbook.
A. 描述飞机电力转向系统时，如安装前轮电力转向，应包括以下相关信息： （a）系统 （b）如何使用 （c）限制讨论。
B. 描述飞机动力转向系统时，如安装前轮动力转向，应包括以下相关信息： （a）系统描述 （b）如何使用 （c）相关限制。
C. 描述飞机功率转向系统时，如果安装前轮功率转向，应包括以下相关信息： （a）应描述系统。 （b）应说明如何使用。 （c）应阐述限制。
A. 探头的颜色变为绿色。
B. 指示器的颜色变为绿色。
C. 显示器的颜色变为绿色。
A. Cut and discard the lockwire.
B. Snip and remove the lockwire.
C. Snip and discard the cable.
A. Augment the pressure slowly (no less than one turn each minute).
B. Increase the pressure slowly (not more than one turn each minute).
C. Release the pressure slowly (not more than one turn each minute).
A. Do not open the container if you are instructed that high pressure is dangerous.
B. If it states on the container that the pressure inside is high, do not open it.
C. If the instructions give a warning about dangerous pressure, do not open the container.
A. 用专用尺子确定凹坑的长度。
B. 用直尺和塞尺测量凹坑的深度。
C. 用角尺和直尺测量裂纹的深度。
A. 处理边缘锋利的零件时要戴手套。
B. 处理边缘有凹痕的零件时要戴手套。
C. 当接触边缘有锯齿的零件时要戴手套。
