Arrange the ‘slope segments’ from lower to higher level :
(1) Waxing slope
(2) Constant slope
(3) Free face
(4) Wanning slope
1
(4), (2), (3), (1)
2
(2), (3), (4), (1)
3
(4), (3), (2), (1)
4
(4), (2), (1), (3)
Arrange the ‘slope segments’ from lower to higher level :
(1) Waxing slope
(2) Constant slope
(3) Free face
(4) Wanning slope