短語詞組短語line of stress discontinuity 應(yīng)力間斷線stress concentration and discontinuity 應(yīng)力集中和應(yīng)力間斷stress discontinuity line 應(yīng)力間斷線stress discontinuity value 應(yīng)力間斷值Discontinuity stress 間斷性應(yīng)力discontinuity in stress line 應(yīng)力間斷線 返回 stress discontinuity