单项选择题What is not the function of the sensors used in automation? A、Monitor engine components very accurately. B、Monitor engine components very effectively. C、Monitor engine components very promptly. D、Save maintenance cost.
单项选择题在Word中,要将表格的对齐方式设置为居中对齐,下面哪个可以实现( )。 A. “开始”--“段落”中的居中对齐按钮 B. “表格工具”--“布局”--“属性”中的对齐方式 C. 默认就是居中对齐,不用设置 D. A和B都可以