Through analyzing error, it was shown the feasibility and the reliability of solving the new relationship of stress and strain by ordinary tensile curve.
通过对误差的分析，说明由一般的拉伸曲线求解该新型应力应变关系的可行性及可靠性。
2
Conclusion the polynomial fitting curve is the perfect linear evaluation method. It guarantees both the accuracy and reliability of the experimental results, and is more suitable to clinic.
结论多项式拟合曲线是较为理想的线性评价方法，既保证了实验结果的准确性、可靠性，而且更适用于临床。
3
As the Stirling cryocoolers' reliability is at foreside of bathtub curve, the earlier failure problem of refrigerator, which results from manufacture and assembly process, should be solved.