提出的设计数据如安全系数、许用应力均根据生产实践的应用所确定。

Some datum, for example safety factor and allowable stress are put forward based on production practice.

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主要结论：所选材料的许用应力大于通过该种方式计算得到的该防浪板的最大应力的3.5倍时，该防浪板是安全的。

Main conclusions: the wave-proof plate is safe when the permissible stress of the selected material is greater than the maximum calculated stress's 3.5 times of it.

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