On the basis of theory of fuzzy probability, a preliminarydiscussion is carried out on the predictive method of stability on cylindrical spiral compression spring.
根据模糊概率理论，对圆柱形螺旋压缩弹簧稳定性的模糊概率预测方法进行了探讨，并给出了实例。
2
This preliminarydiscussion is made on the forming mechanism of the risks of high-technology sports products and Suggestions on how to avoid their business venture.
初步探讨了高科技体育产品的风险形成机理，提出了探险性营销等规避风险、化险为夷的建议。
3
Then it carries on the deep analysis to economic worth and risk of reverse logistics, and carries on preliminarydiscussion to the reverse logistics basic tactics of management.