【名词&注释】
显示器(display)、工程学(engineering)、报警装置(alarm device)、显示装置(display device)
[单选题]下列关系中()可视为模糊关系。
A. a={0.211,0.211,1.263,0.211,0.105}
B. a={0.211,0.211,0.263,0.211,0.105}
C. a={0.211,0.211,0.263,1.211,0.105}
D. a={0.211,1.211,0.263,0.211,0.105}