横向
1
Parts per hundred
5
Split into equal parts
7
Exact correspondence on both sides
8
Mathematical statement of equality
纵向
2
Round shape with all points equidistant
3
Middle value in an ordered dataset
4
Proven mathematical statement
6
Distance from center to edge of circle
9
Sum divided by count
10
Space between two intersecting lines
11
Value that does not change
12
Difference between highest and lowest values