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- Fractography analyses with scanning electronic microscopy (SEM) were conducted to determine fatigue fracture mechanisms of these two lead-free solders. 此外,亦利用掃描式電子顯微鏡(SEM)觀察表面裂縫與疲勞破斷面,以了解此兩款無鉛焊錫之疲勞破裂機制。
- Fatigue Fracture of Tibia in School Age Children. 學齡期兒童脛骨疲勞性骨折
- Fracture mechanics for plates and shells II. 板殼斷裂力學2。
- Fatigue Fracture Mechanical Analysis of Piston Rod of Hydrogen Nitrogen Reciprocating Compressor 氮氫氣循環壓縮機活塞桿疲勞斷裂的力學分析
- Reviews the effecf of remanent stress on fatigue strength by the concept of average stress and fracture mechanics respectively. 從平均應力和斷裂力學的觀點評述了殘餘應力對材料疲勞極限的影響。
- The effect of proof testing on the fatigue strength of ceramic specimens is analyzed by means of the fracture mechanics approach. 應用斷裂力學理論分析了保證試驗對陶瓷試件造成的損傷及其對疲勞強度的影響。
- Microdamage accumulation will finally lead to bone fatigue fracture. 顯微損傷的積累最終會導致骨的疲勞骨折。
- fatigue fracture mechanism 疲勞斷裂機理
- Meguid, S.A., Engineering Fracture Mechanics, Elsevier Applied Science, 1989. 楊衛,宏微觀斷裂力學,國防工業出版社,1995。
- If the injury is not cured in time or is cured unsuitably, it will lead to periosteum hyperplasia or incurable fatigue fracture. 如果不及時治療或治療不當,會引起骨膜增生,甚至會引起疲勞性應力性骨折。
- The fatigue fracture surface of test specimens shows hybrid-fracture characteristics of quasi-cleavage and dimple. 合金中添加Ce后,疲勞裂紋擴展區出現疲勞條紋,疲勞斷口呈現出准解理和韌窩斷裂的混合特徵。
- The relationship between surface integrity (SI) of metal materials and fatigue fracture resistance(FFR) are discussed. 論述了金屬材料/零件的表面完整性與其疲勞斷裂抗力之間的關係。
- Surgical implants are subject to repeated stresses in use,which can result in fatigue fracture. 使用過程中的反覆應力會導致外科植入裝置發生疲勞斷裂。
- Objective To discuss the advantages of DR in fatigue fracture diagnosis compared with the plain X-ray photography. 摘要目的:探討DR在疲勞骨折診斷中,與普通X線攝影相比有哪些優勢。
- The analysis of cracking in steel bridges can usually be accomplished by using linearelastic fracture mechanics. 通常可用線彈性斷裂力學進行鋼橋裂紋分析。
- The results showed that two shafts' fracture are both high-low cycle fatigue fracture caused by vibratory fatigue. 結果表明,兩根軸的斷裂均是以振動疲勞為主的高、低周複合疲勞斷裂。
- Experimental difficulties are also compounded in solving problems in three-dimensional fracture mechanics. 用實驗方法解決三維斷裂力學中的問題也存在多種多樣的困難。
- The purpose of the SESA monograph is to assemble, in several chapters, experimental techniques related to fracture mechanics. 出版這本實驗應力分析學會(SESA)專集的目的,在於用幾個章節把分散的有關斷裂力學實驗技術的資料彙編成冊。
- It can decrease the strength of the bone-prosthetic and the incidence of the occurrence of fatigue fracture and the loosening of prosthetic. [結論]旋轉鉸鏈型假體減少了骨與假體之間的應力,大大降低了鬆動或疲勞折斷的發生率,是膝部惡性骨腫瘤較理想的保肢方法。
- Objective To study the reasons of student fatigued fracture. 目的探討中學生脛骨疲勞和疲勞骨折的發病機理。