常見例句雙語(yǔ)例句The crack resistance of X65 steel is much better than that of the weld and X65 pipeline steel has good crack arrest property.X65鋼母材的抗開裂性能明顯優(yōu)於銲縫，且具有良好的止裂性能。On the basis of view of the non linear property and energy of the dynamic fracture problems, a correct expression of the moving crack arrest criterion is systematically discussed.從斷裂動(dòng)力學(xué)問(wèn)題的非線性性質(zhì)和能量觀點(diǎn)出發(fā)，討論了運(yùn)動(dòng)裂紋止裂判據(jù)的正確提法；指出了目前廣泛使用的運(yùn)動(dòng)裂紋止裂判據(jù)的不適儅性；提出了一種新的運(yùn)動(dòng)裂紋的止裂判據(jù)。 返回 crack arrest property