A、 Removal of the cover is necessary.
B、 It is necessary to install the cover.
C、 It is a must to remove the cover.
答案：A
A、 Removal of the cover is necessary.
B、 It is necessary to install the cover.
C、 It is a must to remove the cover.
答案：A
A. 结果是,孔的直径达到了允许的最大值。
B. 结果是,允许孔的尺寸超出最大范围。
C. 结果是,孔的尺寸大于允许的最大尺寸。
A. 单词在英语中通常有许多不同的意思。
B. 词组在英语中通常有许多难的意思。
C. 单词在英语中通常有许多难的含义。
A. The condition of the radome is very important for its performance.
B. The condition of the antenna influences its properties greatly.
C. The condition of the radar has an important effect on its characteristics.
A. 浸泡元件四个小时。
B. 冲洗元件四个小时。
C. 打磨元件四个小时。
A. 维护信息需要连续追踪。
B. 维护信息需要持续提供。
C. 维护信息需要不断更新。
A. This system does not include the usual channels of communication available to CAP.
B. This system does not supersede the normal channels of communication for items not covered by the CAP.
C. The usual channels of communication in this system cannot be replaced by the introduction of CAP.
A. 安装程序中,请佩戴防护罩。
B. 焊接过程中,请佩戴防护罩。
C. 在拆卸程序中,请佩戴防护罩。
A. Turn the knob clockwise to decrease the intensity of the light.
B. Turn the knob counterclockwise to decrease the intensity of the light.
C. In order to turn the knob clockwise,decrease the intensity of the light.
A. Make sure the drain hose's open end is oriented in align with the structure.
B. Direct the open end of the drain hose away from the storage construction.
C. Ensure that the open end of the drain hose faces away from the structure.
A. All the related data shall be grouped in a logical manner.
B. A logical method is required to group the unconcerned data together.
C. Divide all the involved data into groups logically.
