toughness of material 中文意思是什麼
toughness of material
解釋
材料韌性-
The methods - three dimension fabric - enforced laminates, and sparse fabric - enforced laminates, layer - enforced laminates ? to enhance the interlaminar toughness of fabric - reinforced laminates were discussed in this paper. the stitching method to enhance interlaminar toughness of stitched - laminates was mainly discussed in this paper based on our research and experiment. the middle - alkali glass fabric used as enforced - material with thickness of 0. 2mm, 3 section 600 deniner kevlar yarn is used as stitching thread in this research, which improved lock stitching way and different kinds of stitching mode were adopted
以提高層合板復合材料的層間斷裂韌性（能量釋放率）為目標，採用中堿玻璃布為增強材料，對疊層后的玻璃布，採用凱芙拉縫合線、改進的鎖型縫合方法、不同的縫合工藝進行了縫合；基體採用的是不飽和樹脂，固化劑為過氧化甲乙酮，促進劑為環烷酸鈷液；在室溫下採用真空輔助rtm （ resigntransfermolding ）成型固化方法，製作了不同縫合工藝的玻璃布增強復合材料層合板。 -
After continuous researches on macroscopic fracture theories and microscopic fracture theories, characterization parameters of the material fracture toughness have been defined, and the microscopic fracture theories applied in 3d braided cmc also have been proposed. enough numerical simulations have been conducted, and also comparison with the theories has been done
經過對試驗的反復推敲和論證，本文從宏觀斷裂理論和細觀斷裂理論的角度，確定了三維編織c sic復合材料（三維編織cmc ）斷裂韌性的表徵參量，發展了能夠在該材料中應用的細觀斷裂理論。 -
First, the basic mechanical capability and creep were proceeded on the material test system with the modified three point bending creep fracture test. the modulus and fracture toughness and tensile strength was attained and creep curve in 200 temperature was also presented. applying basic damage mechanical theory, thermal damage analyses were performed induced in fracture toughness and modulus, the practical formula of damage factors varying with temperature and time was given
首先利用改進的三點彎曲試驗在mts實驗機上進行了巖石力學性能和蠕變測試，得到了花崗巖在溫度影響下的彈性模量和斷裂韌度以及抗拉強度變化規律，並得到了200下北山花崗巖蠕變全過程曲線。 -
The proper interpass temperature is required to prevent cold and hot cracking as well as the proper selection of welding filler material, to produce the proper creep resistance and toughness
需要適當的程間溫度和正確選擇填充金屬材料來防止冷熱裂縫，產生適當的蠕變阻力和韌性。 -
The lath martensite nanometer structure can play the role of fine - particle strengthening and dislocation strengthening as well as coordinate the distribution of dislocation. it is hopeful that the strength and toughness of material with this structure can be increased at the same time
板條馬氏體組織納米化結構，可起到納米晶粒的細晶強化與位錯強化的聯合作用，並可協調位錯分佈，有望使具有這種組織的材料強度和韌性同時得以提高。 -
The material fracture toughness was adequate to ensure development of the full fatigue resistance of the weld detail.
材料的斷裂韌性可充分滿足焊縫細節疲勞抗力的發揮。 -
The results shows that the failure parts has high silicon content and uneven hardness, the impact toughness and elongation is far below the specification of the material
結果發現，失效件的硅含量偏高、硬度值很不均勻，沖擊韌度和伸長率遠低於材質要求，因而導致脆斷。 -
Size effect of fractal fracture toughness of concrete material
混凝土材料斷裂韌度分形尺寸效應 -
The fracture theory of interfacial layer is developed for engineering application of 3d braided c / sic composites. a curve with fracture mode mixity is depicted to predict the material toughness
發展了界面層斷裂理論在三維編織c sic復合材料工程中的應用，初步建立了斷裂混合度與斷裂韌性的關系曲線。 -
They can be perfectly applied in engineering, because they are described only by two elementary parameters of the material : the tensile strength oc and the plane strain crack toughness km.
這些準則均基於兩個基本材料參數：抗拉強度_ o和斷裂韌度足k _ 10c ，因而，便於工程應用。 -
Especially for the longitudinal heat checking of tool joint, the hoop toughness criterion of tool joint material was put forward to prevent the heat checking. based on analysis for field failure cases, minimal hoop impact work by means of mechanical calculation has been obtained, which can be used to modify the relevant contents of api rp7g
特別針對鉆桿接頭縱向熱裂問題，提出了控制接頭材料的橫向韌性判據，並以現場失效案例分析為基礎，經力學計算初步確定了最低橫向沖擊功要求，可用於完善修訂apirp7g推薦做法的有關內容。 -
The results showed that the fracture of the tooth - razor was brittle fracture, the material quality was normal, the main fracture reson was that the carbide in the microstructure of the tooth - razor was distributed as reticulation, the brittleness of the razor was increased and the toughness was decreased, so the tooth of the razor was broken by external force when it was working
結果表明，該剃齒刀的斷齒屬于脆性斷裂，主要是顯微組織中的碳化物分佈不均勻（呈網狀分佈） ，使刀具的脆性增大而強度、韌性下降，導致刀具在使用過程中由於外力的作用發生斷齒。 -
It has been found that the depth of crack and fracture toughness of material can be expressed by weibull distribution, ratio of depth to length of crack and strength of material can be expressed by logarithmic normal distribution and normal distribution respectively
對該管道主要隨機變量的統計分析表明，裂紋深度和材料的斷裂韌性表現為威布爾分佈，裂紋深長比表現為對數正態分佈，材料的屈服強度和拉伸強度表現為正態分佈。 -
Viewing solely from their performance, mdf, dsp, rpc all enjoy a high compressive strength. their flexural strength, fracture toughness and elastic module have broken the limit of traditional cement based materials. all these materials have acquired the features of high toughness material
從材料性能審視，無宏觀缺陷水泥基材料、均布超細顆粒緻密體系、活性粉末混凝土等的抗壓強度都非常之高，其抗拉強度、斷裂韌性和彈性模量也突破了傳統水泥基材料的限度，這些材料具備了高強韌性材料的特徵。 -
Eurocode 3. design of steel structures - material toughness and through - thickness properties
歐洲法規3 .鋼結構的設計.材料韌性和貫穿厚度特性 -
The flexural strength and fracture toughness of ti3sic2 material obtained by hot - pressing is 223mpa and 5. 1 mpa m1 / 2 respectively ; the mechanisms of grain bending, grain delamination, crack deflection inside the layered grain, crack deflection and branch, pull out grain are main energy absorbing mechanisms
~ 1ti _ 3sic _ 2材料的彎曲強度和斷裂韌性分別為223mpa和5 . 1mpa ? m ~ （ 1 / 2 ） 。主要能量吸收機制為：晶粒的彎曲、層間滑移，裂紋在層間擴展與偏轉，裂紋在晶粒間沿晶界擴展、分叉和晶粒的拔出。 -
The multi - purpose tester developed here is aim at testing the mechanics performance of the brittle material, which bases on modular design thought, it contains several modules as the machinery load component, platform of supporting, the function modules and the software system, they can be combined in different function modules to satisfies the need of different application situation. the tester can be used to measure not only general material properties such as elastic modulus, ultimate strain, strength, hardness and toughness, fatigue properties but also various special properties such as the local strength, and surface residual stress at the different location of the brittle component with non - destructive methods. thus the security and reliability of the brittle component can be evaluated and predicted
本文基於模塊化設計思想，研製了一臺專門針對脆性材料力學性能測試的多功能脆性材料試驗儀，其主要包括機械加載模塊、支撐平臺、功能模塊、測控系統、軟體系統等模塊，通過對這些模塊的不同組合可實現不同的功能及滿足不同應用場合要求;系統除了具有測試脆性材料的彈性模量、極限應變、強度、硬度、韌性等常規性能外，還具有無損測試玻璃構件不同位置的局部強度和表面預應力，進而對玻璃構件的安全可靠性和壽命進行預測等功能。 -
Abstract : this paper describs the smelting technology of high toughness nodular cast iron qt400 - 18 in cupola. the choice of raw material, chemical composition and the process of nodularization and inoculation is analyzed also. as a result, the reasonable semlting technology is determined to provide reliable gurantee for producing qualified casting
文摘:本文闡述了在沖天爐熔煉條件下鑄態高韌性球墨鑄鐵qt400 - 18生產技術工藝，並對原材料選用、化學成份選擇、球化處理工藝、孕育處理工藝進行了分析研究，確定了合理的熔煉工藝，為生產合格材質鑄件提供可靠的保證。 -
Multilayer composite is a kind of obdurability material, which is imitative of the framework of shell in the nature. this kind composite is especially attractive because of its high toughness
疊層材料是人們模擬自然界貝殼的結構設計出的一種仿生結構強韌化的材料，由於具有較高的韌性而倍受關注。 -
Polarization microscope had observed that the size of sphere crystal of pp after adding organic rigid particles became smaller, the excellent compatibility of interphase between matrix and organic rigid particles in composite has been proved, and the organic rigid particles were drew out into cavities from matrix in the photograph of the impact breaking section by sem. the reason of enhanced toughness of the composite is that the material absorbed amount of energy at forming cavities, which is the mechanism of the pp composite toughened with the organic rigid particles
偏光顯微鏡顯示加入有機剛性粒子可使pp的球晶尺寸減小， sem觀察到復合材料中基體材料和剛性粒子的界面相容性較好，在沖擊破壞的材料斷面上，剛性粒子明顯被拔出形成「空穴」 ，這些微小空穴較易產生而吸收能量，從而提高了材料的斷裂韌性，這是剛性粒子復合聚丙烯的增韌機理。
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