The results indicated that the crack was caused by the mutual actions both surface shear friction stress and distorting stress, and the cracks developed in the way of stress corrosion.

 
  • 結果表明:上軸裂紋是在較大的表面剪切摩擦應力與扭轉應力的共同作用下發(fā)生的開(kāi)裂,裂紋開(kāi)裂后以應力腐蝕的方式擴展。
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