A-1.5 Axial restoring force

A-2 Axial restoring force

C-2 Axial 4-grade inertia force

C-2.5*24 Axial 4-grade inertia force

C-2.5*24 wheel inertia force

C-2 Axial firestone inertia force

C-1.5 Axial 4-grade small inertia force

C-1.5 Axial double restoring force

B-2 Axial double restoring force

C-3*30 restoring force

F- speed limit upper chain

E-2.5 axial double-way span wire

F- Span wire midium speed

G-6#2 Axial restoring force

E-2 Axial straight upper chain

E-2 Axial double-way upper chain

E-2.5 Axial 3-grade span wire

E-2 Axial 3-grade span wire

E-2.5 Axial 3-grade double-way span wire

F-Small speed limit upper chain