A、 That portion of the system is used to eliminate or prevent the formation of ice on propellers."
B、 The function of that part of the system is to decelerate or prevent the deformation of ice on propellers.
C、 The usage of the system portion is to accelerate or facilitate the formation of ice on propellers.
答案：A
A、 That portion of the system is used to eliminate or prevent the formation of ice on propellers."
B、 The function of that part of the system is to decelerate or prevent the deformation of ice on propellers.
C、 The usage of the system portion is to accelerate or facilitate the formation of ice on propellers.
答案：A
A. 子段落和其从属信息,如图表列表,会显示在本部分的内容清单中。
B. 在本部分的目录中会展示次段落的相应信息,譬如数据列表。
C. 分段和其它相关信息,例如图表清单,可在本节的目录中显示。
A. A maximum distance of 50 feet is required between consumable materials and the work area.
B. Keep flammable materials at a minimum distance of 50 feet from the work area.
C. Explosive materials must be kept at least 50 feet away from the work area.
A. 如果获得一个以上的类别认证,则每一类别的重量均应给予限制。
B. 如果获得的认证多于一个类别,则每一类别的重量均须加以限制。
C. 如果在一个以上的类别中获得认证,则各类别重量,连同任何相关限制,都应针对各类别给出。
A. Obey the safety precautions when you do work with high voltages.
B. Obey the safety warnings when you do work with high impedance.
C. Obey the safety cautions when you do work with high capacitance.
A. The function and operation of each unit in the system should be described.The location of the units shouldn’t be described.
B. The function,operation and location of each unit in the system should be deleted.
C. The function,operation and location of each unit in the system should be described.
A. 在飞机上进行任何修改之前应联系 FAA,以确保满足飞机的适航性。
B. 在飞机上进行任何改装之前应联系 FAA,以确保不会对飞机适航状态造成影响。
C. 指出在飞机上进行任何变更之前应联系 FAA,以确保满足飞机的适航性。
A. Adjust the frequency to the value giving in table 1.
B. Adjust the frequencyper the value given in table 1.
C. Adjust the frequency to the value given in table 1.
A. 将温度计调到摄氏温标。
B. 将温度计校准到华氏温标。
C. 调整摄氏温标的温度计。
A. Hand tools can be divided to four basic categories: kicking tools,holding tools,cutting tools,bending tools.
B. Hand tools can be divided to four basic categories:kicking tools,clutching tools,cutting tools,rolling tools.
C. Hand tools will fall into four basic categories: pounding tools,holding tools, cutting toolsand turning tools.
D. C.Hand tools will fall into four basic categories: pounding tools,holding tools, cutting toolsand turning tools.
A. Verify that the bleed air of the ground car can not lead to a wrong information.
B. Make sure that the exhaust from the ground cart does not cause an incorrect indication.
C. Make sure that the wrong indication is caused by the exhaust from the ground cart.
