基本解釋

• [力] 裂紋擴展；裂紋擴張

英漢例句

雙語例句

• The stress corrosion mechanism in mixed solutions was studied based on the metallographic observations of scanning fracture shapes and crack extension direction.
  根據掃描斷口形貌和裂紋擴展途徑的金相觀察，還探討了在混合溶液中的應力腐蝕機制。
• Only if this short crack extends long enough and blunted wide enough, can it affect the principal crack extension and the distribution of stress and plastic strain.
  只有小裂紋擴展到足夠長并鈍化到足夠寬，才能夠影響主裂紋的擴展及其前端應力、應變的分布。
• The outlined models for estimation of crack extension angles rely purely on the stress intensity factors at the crack tip which can be determined by finite element procedures.
  用這些模型預測裂紋擴展角時，參數都歸結為裂尖處的應力強度因子，而應力強度因子可以用有限元方法求得的。

• crack extension更多例句

詞組短語

短語

• crack fatigue extension rate 裂紋疲勞擴展速率
• crack stable extension 裂紋穩(wěn)態(tài)擴展
• crack steady extension 裂紋穩(wěn)態(tài)擴展
• crack extension force [力]裂紋擴展力;翻譯;裂紋伸展力
• Unstable crack extension 不穩(wěn)定裂紋擴展

• crack extension更多詞組

專業(yè)釋義

能源科學技術

• 裂縫延伸

土木建筑工程

• 裂隙擴展

機械工程

• 裂紋擴展

  Also,the atoms' displacements and bond stretching strain indicate that the scale effect and the material damage exist around the tip of a crack before crack extension.
  另外,所得的原子位移和鍵長應變也表明,不但裂紋尖端斷裂性質的研究必須考慮從宏觀描述到微觀描述相互轉化的尺度效應,而且在裂紋擴展之前的裂紋尖端附近存在宏觀連續(xù)介質力學所關注的損傷區(qū)。

  物理學

• 裂紋擴展
• 裂紋擴張

交通運輸工程

• 裂紋擴展

  The crack extension is simulated, and the stress distribution of the tip of cracks is determined. Furthermore, the size of critical cracks is calculated, the fatigue life is calculated and the safety capability is evaluated.
  應用有限元軟件ANSYS來模擬裂紋擴展,得到裂紋尖端應力分布情況等,進而確定臨界裂紋的大小,最后計算嫩江鋼橋的剩余壽命以及對其使用安全進行評估。