横向
1
Parts per hundred
3
Distance from center to edge of circle
6
Line segment connecting two circle points
8
Reference line in a graph
9
Result of multiplication
纵向
1
U-shaped curve of a quadratic function
2
Comparison of two quantities
4
Rectangular array of numbers
5
Exact correspondence on both sides
7
Number less than zero
10
Steepness of a line