文件的目录结构是网页在服务器上的存放状况。
参考答案:对
Had it not been for the fact that she ____ in the accident, she ____ in the race.
A.got injured; would have competed
B.had got injured; would compete
C.would be injured; would have competed
D.should be injured; would compete
某模糊控制器的语言变量选为实际温度与给定温度之差即误差e、误差变化率△e;以及加热装置中可控硅导通角的变化量u,故该模糊控制器为()。
A、双输入一单输出
B、单输出一单输入
C、双输入一双输出
D、单输出一双输入