This paper makes analysis on reason causing the metal barrier pre-competition, points out the mental factors influencing competition and how to overcome anxiety.
本文对赛前心理障碍的产生原因进行分析，指出影响比赛的赛前心理因素，以及如何克服赛前紧张和焦虑状态。
2
Chapter 3, the emphasis of this paper, mainly discusses the pricing formulas of three kinds of barrier options.
论文的第3章，也是本文的重点，主要讨论三种类型的障碍期权的定价公式。
3
A nomograph for evaluating oxygen transmission rate of some barrier plastic films was introduced in this paper.