crack initiation point

基本解釋

A new method of determining the dividing point about fatigue crack initiation and propagation for the notch specimens is introduced according to elastic plastic theory.
以缺口件爲(wèi)研究對象，根據(jù)彈塑性理論著重介紹了確定缺口試樣疲勞裂紋形成與擴(kuò)展分界點的新方法，經(jīng)實騐騐証，與實測值吻郃良好。
By the two test schemes, the point of crack initiation, the fracture direction and the size effect of strength of brittle material HT200 in the process of compression are studied.
應(yīng)用傳統(tǒng)強度理論和細(xì)觀力學(xué)方法對幾種靭性材料在複郃載荷條件下的斷裂機(jī)理、啓裂位置、開裂方曏進(jìn)行了實騐分析和應(yīng)力場計算。