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本文用阶梯状递减的交变载荷测定△K ,结果与公认方法测出的结果符合良好,而且所费时间仅为公认方法的1/3.
In this paper, △ K is determined by stepwise decreasing alternating load, and the result is in good agreement with the results obtained by the accepted method, which takes only 1/3 of the accepted method.