常見(jiàn)例句雙語(yǔ)例句The formulae for calculating SIF and fatigue life of surface crack at weld toe of the high-strength steel under the combination stresses were given out.給出了高強(qiáng)鋼焊趾表面裂紋在壓彎組合應(yīng)力下應(yīng)力強(qiáng)度因子及其疲勞壽命計(jì)算式。The formulae for calculating SIF and fatigue life of surface crack at weld toe of the high-strength steel under the combination stresses have been presented.給出高強(qiáng)鋼焊趾表面裂紋在壓彎組合應(yīng)力下應(yīng)力強(qiáng)度因子及其疲勞壽命計(jì)算式。Combining experimental and numerical simulation methods, the effects of weld-joint strength matching on the crack tip opening displacement (CTOD) of three point bending specimen are investigated.利用試驗(yàn)研究和數(shù)值分析方法，對(duì)模擬焊接接頭三點(diǎn)彎曲試樣不同強(qiáng)度組配對(duì)裂紋尖端張開(kāi)位移（CTOD）的影響進(jìn)行了研究。 返回 weld strength