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fragmentation test中文什么意思

發(fā)音:   用"fragmentation test"造句
  • 破片飛散試驗
  • 碎片試驗
  • fragmentation:    n. 1.破碎，碎裂。 2.【生物學(xué)】(染色體)斷裂。 ...
  • test:    n. 【動物；動物學(xué)】(軟體類的)介殼，甲殼；【植物；植 ...
  • fragmentation:    n. 1.破碎，碎裂。 2.【生物學(xué)】(染色體)斷裂。 a fragmentation bomb 殺傷炸彈。
  • autogenous fragmentation:    自生破碎作用
  • blasting fragmentation:    爆破塊度
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  1. Finally , an energy approach is combined with the fem in the simulation of the crack propagation along the fiber / matrix interface in a pull out process . the simulated results are in nice conformity with experimental results . the second part of the research deals with the characterization of the failure process in the fragmentation tests , which is one of the most frequently used test methods in studying thermal mechanical properties of fiber / matrix interfaces
    在這一部分工作的最后，采用能量法與有限元法結(jié)合起來，模擬纖維抽拔試驗中裂紋的擴(kuò)展:針對以往研究工作中的不足之處，在模擬中使用能量釋放率，在表征界面破壞時，所使用的應(yīng)力強(qiáng)度因子考慮了纖維和基體兩種材料的不同屬性，并考慮裂紋尖端的單元奇異性，來研究裂紋長度和溫度對裂紋擴(kuò)展的影響。
  2. Currently , the main methods used to measure the fiber / matrix interface properties of composite were based on micro - mechanics , including single - fiber composites fragmentation test ( sfc ) , micro - debonding technique , single - fiber pull - out test , and single - fiber push - out test , in which sfc was most widely used
    目前直接用來測定纖維增強(qiáng)復(fù)合材料界面力學(xué)性能的主要微觀力學(xué)方法有單纖維復(fù)合材料斷裂實驗( sfc ) 、微脫粘方法、單纖維拔出法、單纖維頂出法，其中以單纖維復(fù)合材料斷裂實驗的應(yīng)用最為廣泛。
  3. These include the single fiber pull out tests , single fiber fragmentation tests , etc . however , experimental work is time consuming and its outcomes are not always repeatable , while analytical solutions are not usually available for solving such complex problems as the characterizations of the interfacial mechanical properties of fiber reinforced composites
    目前在這一領(lǐng)域內(nèi)常用的研究和分析方法有試驗、解析法以及數(shù)值解法。但試驗方法費時費力，結(jié)果的可重現(xiàn)性較差，而且對纖維增強(qiáng)復(fù)合材料的界面問題幾乎無法得到解析解。
  4. Here , fem is applied in the analyses of i ) fiber axial stress and interphase shear stress in fragmentation tests during initially applied strain , ii ) influence of temperature on the stress transfer across the interface , iii ) modulus and thickness of the interphase and their influence on interfacial stress transfer , iv ) interfacial debonding process , and v ) fragment aspect ratio , contact friction along the interface and their influences to the interfacial stress transfer efficiency
    在論文的這部分工作中，使用有限元法描述和分析了逐節(jié)斷裂試驗中初始應(yīng)變下的纖維軸向應(yīng)力和界面相剪切應(yīng)力，溫度對界面應(yīng)力傳遞的影響，界面相模量和厚度、纖維節(jié)長寬比、界面脫粘過程、界面接觸中的摩擦效應(yīng)等因素對逐節(jié)斷裂試驗中應(yīng)力傳遞的影響。
  5. Research work described in this dissertation consists of four parts : application of finite element methods ( fem ) in the study of pull out tests of single fiber reinforced composites ( sfrc ) , fem study of fragmentation tests for single fiber reinforced composites , monte carlo simulation of fragmentation tests for single fiber reinforced composites , and a simulation of impact failure behaviors of fiber composites with a mesh free method - the sph method
    全文論述從四個方面展開的工作：單纖維復(fù)合材料抽拔試驗的有限元數(shù)值模擬，單纖維復(fù)合材料逐節(jié)斷裂試驗的有限元數(shù)值模擬，蒙特卡羅方法模擬單纖維復(fù)合材料受拉破壞過程，無網(wǎng)格sph算法在復(fù)合材料受沖擊破壞過程中的v _ ( 50 )數(shù)值模擬。

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