預應變焊接 的英文怎麼說
中文拼音 [yùyīngbiànhànjiē]
預應變焊接
英文
shrink welding- 預 : Ⅰ副詞（預先; 事先） in advance; beforehand Ⅱ動詞（參與） take part in
- 應 : 應動詞1 （回答） answer; respond to; echo 2 （滿足要求） comply with; grant 3 （順應; 適應） suit...
- 焊 : 動詞（用熔化的金屬修補金屬器物或使金屬工件連接起來） weld; solder
- 接 : Ⅰ動詞1 （靠近;接觸） come into contact with; come close to 2 （連接; 使連接） connect; join; put ...
- 焊接 : weld; welding; soldering; seal; sealing; sealing-in; shutting together
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Before repairing, basing on the actual working condition, concerning the weldability, stress and deformation issues, the scheme of the cold welding technology whose essential being gtaw, low temperature preheating, postweld hammer the welded seam was established
修理前，圍繞兼顧解決焊接性、應力和變形問題，結合實際施工條件制定了以手工鎢極氬弧焊、鎳基焊絲、焊前低溫預熱、焊后錘擊焊縫為要素的冷堆焊工藝。Energy estimating approach of fatigue crack initiation life for welded steel structures is obtained by using molski - glinka energy density equation, introducing the worst - case fatigue notch factor, and considering the effects of residual stress on fatigue
本文採用應力應變能密度的molski - glinka方程，建立了一種預測焊接鋼結構疲勞裂紋形成壽命的能量方法。該方法引入了極值疲勞切口系數，並考慮了焊接殘余應力對裂紋形成壽命的影響。According to the measuring result of fatigue fracture fractal dimension, it gets the relationship curve of ti alloy tc11 welded joint fracture fractal dimension with loading strain range, and the method of fatigue life forecasting fatherly. 3
根據疲勞斷口分維數的測量結果，獲得了tc11鈦合金焊接接頭斷口分維數與其疲勞壽命的關系曲線，以及斷口分維數與最大加載應變之間的關系曲線，給出了進一步疲勞壽命預測的方法。Studying the rule of geometric shape of surface crack during propagation by means of fracture mechanics theory, a predicting method of fatigue crack propagation life and it ' s numerical calculation theory are presented
本文應用斷裂力學理論，對焊接鋼結構表面裂紋擴展過程中裂紋幾何形狀的變化規律進行了探討，提出了疲勞裂紋擴展壽命的預測方法，給出了相應的數值計算理論。分享友人