fatigue crack propagation rate

基本解釋

The formula of the fatigue crack propagation rate was directly derived from the fatigue damage criterion.
通過(guò)疲勞損傷準(zhǔn)則，導(dǎo)出疲勞裂紋穩(wěn)定擴(kuò)展速率的計(jì)算公式。
The results show that the equiaxed and bi-modal microstructures have the similar mechanical properties and fatigue crack propagation rate.
結(jié)果表明：該郃金等軸組織和雙態(tài)組織的室溫力學(xué)性能和疲勞裂紋擴(kuò)展阻抗差別不大；
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Both the numerical analysis and experimental data show that the fatigue crack propagation rate is insensitive to the stress ratio for plain stress thin specimens.
實(shí)騐結(jié)果和模擬結(jié)果都表明，該試樣厚度下，應(yīng)力比對(duì)裂紋擴(kuò)展速率幾乎沒(méi)有影響。