toughness of fracture 中文意思是什麼

toughness of fracture 解釋
斷裂韌性
  • toughness : 百慕達奶油花強韌
  • of : OF ＝Old French 古法語。
  • fracture : vt. ,vi. （使）破裂；（使）折斷；（使）斷裂。n. 1. 破裂，折斷，斷裂。2. 裂痕，裂縫，裂面。3. 【醫學】挫傷，骨折。4. 【礦物】斷口；【地質學；地理學】斷層。
  1. Based on the analyses on mechanical properties, microstructure and fracture of - the microalloyed steels socrv with various heat treatment technique, it can be affirmed that various fractures arttribute to various mechanism, we can draw conclusion that the strength and toughness of microalloyed steels 50crv will be increase simultaneously by optimal heat treatment technique. to illustrate the mechanism of the strength and toughness of microalloyed steels socrv, we designed the comparative experiment and observed the microstructure of the sample which occurred at different quench and tempering temperature and different tempering time. the last experiment results were determined by the four factors : fined microalloyed elements grains, the decompound of martensite, martensite transformation of remnant austenite and the second phase precipitation

    為解釋微合金化50crv鋼強韌化機理，本文通過對不同淬火溫度，回火溫度，回火時間下的力學性能指標的對比及顯微分析，認為微合金元素的細化晶粒，馬氏體的回火分解，殘余奧氏體的轉變，第二相的沉澱析出共同決定了微合金鋼的強韌化情況，特別是由於微合金元素的存在，其細化晶粒及其碳氮化物的沉澱析出，導致鋼的良好的強韌性，並且如果工藝滿足第二相的沉澱析出強化大於回火馬氏體分解引起的軟化效應，會在硬度曲線中產生明顯的二次硬化現象。
  2. Effect of skipping over deepfreezing on fracture toughness of a100 steel

    100鋼斷裂韌性的影響
  3. Test method for jic, a measure of fracture toughness

    Jic -破裂韌性的試驗方法
  4. In the same time, according to the fracture test results, the influence mechanism of aggregate size on fracture toughness of adherence of new and old concrete is discussed and analyzed, which is verified by manse of the fractal theory

    同時根據新老混凝土粘結斷裂試驗結果，分析了粗骨料最大粒徑對新老混凝土粘結斷裂韌度的影響機理，並用分形理論對影響機理進行了驗證。
  5. 2. because the fracture mode of 3d braided cmc is the interfacial fracture of mode i and mode ii, energy release rate gc and complex stress intensity factor kc was designated as characterization parameters of fracture toughness in the linear fracture theories. 3

    根據三維編織c sic復合材料斷裂韌性的表徵問題屬于線彈性理論范疇以及材料斷裂模式是界面損傷破壞模式的實驗研究結果，提出了該材料的表徵參量應該使用與界面相關的型和型混合斷裂的能量釋放率g _ c ，或者使用復應力強度因子k _ c 。
  6. Determination of a fracture toughness of steels using equivalent energy methodology

    用等效能量研究法測定鋼破裂韌性
  7. An investigation on force controlling method for measuring fracture strength and toughness of diamond film

    測定金剛石膜斷裂強度及斷裂韌性的力控製法研究
  8. In the first part of this dissertation, theory of fracture mechanics of the frozen soil has been presented. a general strength theory based on fracture mechanics was proposed, and the validity of the theory using in frozen soil was discussed. the fracture toughness values for different kinds of cracks extension were determined, such as the plane strain fracture toughness for mode i cracking ( kic ), fracture toughness for mode cracking of frozen soil and the intersection of frozen soil and concrete

    論文第二章為凍土斷裂力學的基本理論，包括斷裂力學在凍土研究中的工程適用性、條件適用性、平面應變斷裂韌度測試的適用條件等，給出了凍土斷裂韌度k _ （ c ） 、 k _ （ c ） 、 -型復合斷裂測試的基本原理及試驗方法，並基於weibull脆性破壞理論推導了凍土三點彎曲試樣k _ （ c ）尺寸效應系數，為後面的工作提供理論基礎。
  9. The results indicate that the fracture toughness is influenced markedly by the different base structure of vermicular east iron and by the form of graphite ; unlike steel, the fracture toughness of vermicular cast iron increases with the yielding strength, while drops drastically with the increase of ratio of graphite grain length to thickness

    試驗結果表明，蠕墨鑄鐵的斷裂韌度受不同基體組織的影響比較明顯；受不同石墨形態的影響顯著，與結構鋼不同，蠕墨鑄鐵的斷裂韌度隨材料的屈服強度增大而增大，隨石墨顆粒的長厚比增加會急劇下降。
  10. Application of specimen double cantilever sandwich to the study of interfacial fracture toughness of rubber composites

    用雙懸臂夾層梁試樣研究復合材料與橡膠粘接界面的斷裂韌性
  11. Standard test method for short rod fracture toughness of cemented carbides

    硬質合金短桿斷裂韌度的試驗方法
  12. Testing method for fracture toughness of porous fine ceramics

    多孔細瓷的斷裂韌性的測試方法
  13. Further more, the fracture possibility is analyzed with fracture mechanics after the stress calculation of local high stress area around the bolt hole in shell flange and the measurement of fracture toughness of gray cast iron. the improving structure of bolts connected head and shell flange is brought forward

    此外，在計算獲得缸體法蘭螺栓孔局部高應力區的應力水平后，由斷裂力學分析發生脆性斷裂的可能性，並提出烘缸缸體與缸蓋聯接結構的改進方案。
  14. Study on dynamic fracture toughness of 8090al - li alloy

    合金動態斷裂韌度的研究
  15. Size effect of fractal fracture toughness of concrete material

    混凝土材料斷裂韌度分形尺寸效應
  16. Research on fracture toughness of 30a steel

    鋼的斷裂韌度研究
  17. Based on these results and the theory of fracture mechanics set up the new evaluation method ? racture - cmod toughness method. the concept of strength and toughness index of steel fiber concrete is founded

    在此基礎之上，建立了以斷裂力學為理論基礎的鋼纖維韌性評測方法? ?斷裂cmod韌度指數法；提出鋼纖維混凝土強韌雙重指標概念。
  18. Evaluation of fracture toughness of three - point bend specimen from the instrumented impact test based on the local approach

    基於局部法由示波沖擊試驗對斷裂韌性的預測
  19. The electroslag welds were found to have a lower level of fracture toughness than implied from qualification tests.

    人們發現電渣焊縫的斷裂韌性較鑒定試驗所給的結果要低。
  20. Meso mechanical analysis of effect of initial damage on ductile fracture initiation toughness of steel

    初始損傷對鋼的延性起裂韌性影響的細觀力學分析
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