Material mechanics testing equipment More SSCS-100 manual digital material testing machine(equiped with digital sampler) JNSG-144 Teaching torsion testing machine CEG-4K E test bench equiped with extensometer Figure 4 NY-4 torsional instrument measuring G WSG-80 Pure bending normal stress test beench equiped Building structure testing equipment More TLWZ-150 Concrete straight beam bending test Device(Notation:：Place concrete straight beam on the position of flange beam when the actual experiment) GHJZ-30 Static loading device of steel truss Figure 3 SYYS-2000 Digital hydraulic pressure testing machine