蠕變點 的英文怎麼說
中文拼音 [rúbiàndiǎn]
蠕變點
英文
creep point-
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。First, the dynamic stability of braid composite cylindrical shells with the influences of some main factors is introduced. the general governing equations for the nonlinear dynamic stability is obtained. by the hamilton principle. the creep buckling analysis of braid composite cylindrical shells under axial compression and the dynamic stability under nonconservation force are discussed as emphases. in creep buckling question, by means of theoretical analysis, the instaneous critical load and durable critical load of viscoelastic braid composite cylindrical shell under axial compression are obtained and the numerical example is given
首先介紹了編織復合材料圓柱殼在幾種主要因素影響下的動力穩定性問題,用hamilton原理建立非線性動力穩定性問題的一般性基本方程。然後重點討論了編織復合材料圓柱殼軸壓下的蠕變屈曲問題及非保守力作用下的屈曲問題。對蠕變屈曲問題,通過理論分析來得到了編織復合材料圓柱殼的瞬時彈性臨界載荷和持久臨界載荷,給出了具體的算例。Tial alloys are widely used because they possess light quality and excellent elevated temperature properties such as high strength retention, resistance to creep and oxidation
Tial合金因其輕質、高溫下高比強度、比剛度以及抗蠕變和抗氧化性能突出等優點,在航空航天等高溫材料領域有極廣泛的應用。This kind of steel is a casting material of p91, with the better performances of high temperature anti - oxidation, high - temperature creep rupture strength, t hermal conductivity and the lower performances of t hermal expansion. there is no casting in chinese
該鋼種為p91對應的鑄材牌號,材料具有良好的高溫抗氧化性能,較高的高溫蠕變強度、持久強度和韌性,低的熱膨脹性,良好的導熱性、加工性等特點。Testing methods for creep rupture of adhesive bonds
粘接劑粘合點蠕變斷裂試驗方法Against the background of the microstructural evolution of three dimensional braiding c / sic composites, used such analytical methods as lm, sem and tem, it is studied that the matrix cracks propagate in the composites with different interphase thickness under three - point - bend testing, as well as under the creep testing. the main conclusions are as follows : 1
本文以三維編織c sic復合材料微結構演化為背景,採用光學顯微鏡( lm ) 、掃描電鏡( sem )和透射電鏡( tem )等分析手段,研究了不同界面相厚度的復合材料在三點彎曲測試中基體裂紋的擴展規律,以及基體裂紋擴展對蠕變過程的影響。Using vogel ' s wear index as the rail side wear index, the paper analyzes the side wear variations of rail head when the parameters in the wheel / rail system vary, analyzes the influences of track irregularity on rail uneven wear on gauge corner emphatically. this paper analyzes the rail side wear dates measured by track division of shan hai guan since 1990, then gains the relationship between side wear and traffic volume and sums up the characteristics and regularities in the formation and development of side wear. in the end, some measures for regarding the side wear on curves are put forward
從輪軌摩擦、輪軌接觸幾何關系、輪軌接觸應力和輪軌蠕滑等方面對鋼軌側面磨耗機理進行了探討,從軌道幾何參數、機車車輛運營條件等方面對鋼軌側面磨耗的影響因素進行了重點分析和總結;應用輪軌系統動力學,建立了輪軌空間耦合振動時變模型,採用vogel側磨指數作為鋼軌側磨指標,系統分析了輪軌參數變化的情況下,軌頭側面磨耗的變化規律,重點分析了軌道不平順對鋼軌不均勻側磨的影響;對山海關工務段1990年以後現場測得的曲線鋼軌側磨數據進行了分析,通過擬合得到了鋼軌側磨量與運量的關系曲線,並總結了曲線上股鋼軌側面磨耗的特徵和發生、發展規律;最後提出了一些減緩曲線鋼軌側面磨耗的措施。Plastic hollow containner series products adopt high rigidity, anti - transmutation, anti - abrasion, anti - rupture, high - molecule and high density polyethylene as materials. though changing quality, pigmentation and using the international advanced equipments and moulds, puffing plastic hollowly to make up the shape. out products have the quality of high intensity, anti - acid alkali and anti - aging, and have been widely utilized in food, medicine, chemical, petroleum, pesticides and other industries for the external packaging
塑料中空容器系列產品採用剛性大耐蠕變抗磨損及耐環境應力開裂等優點的高分子量高密度聚乙烯作為原料,通過改性著色使用國際先進設備和模具,中空吹塑成型。Based on java, virtual reality & multi - media technics, and inherent characters of metal creep experiment ’ s temperature higher and periods longer, the system of virtual metal creep experiment, which is the core of the system and one of the abnormal metal mechanical experiments, is designed and developed on j2se platform by using jbuilder 、 java 3d 、 vrml 、 x3d 、 xj3d 、 3ds max & pro / engineer as main tools
基於java 、虛擬現實、多媒體技術,運用jbuilder 、 java3d 、 vrml 、 x3d 、 xj3d 、 3dsmax和pro / engineer等為主要開發工具,針對一般金屬蠕變試驗溫度高、周期長的局限與特點,在j2se應用開發平臺下設計和研製了以非常規的金屬力學性能試驗? ?金屬蠕變試驗為核心內容的金屬蠕變虛擬試驗系統。Plastics - determination of creep behaviour - part 2 : flexural creep by three - point loading
塑料.蠕變性能測定.第2部分:三點負荷下的撓曲蠕變Tial based alloys are widely studied because their light weight and excellent elevated temperature properties such as high strength retention, resistance to creep and oxidation
Tial基合金因其輕質、高溫強度、抗蠕變和抗氧化性能突出等優點,引起了國內外學者的廣泛關注。The substructure near the damage position was studied by ebsp, then vonbined with the relationship among substructure grain boundary sliding grain size and material deformation compatibility the mechanics of creep damage was discussed
使用電子背散射衍射技術研究了不同損傷位置附近的亞結構形成情況,結合亞結構、晶界滑移、晶粒尺寸與材料變形協調性等材料變形特點,對蠕變損傷機理進行了探討。Plastics - determination of creep behaviour - part 2 : flexural creep by three - point loading iso 899 - 2 : 2003 ; german version en iso 899 - 2 : 2003
塑料.蠕變性能的測定.第2部分:三點負載時彎曲蠕變The creep phenomenon exists widely in engineering practice, which is becoming the research hotspot in the world
摘要蠕變現象廣泛存在於工程實際中,成為研究的熱點。So creep property is an important guideline to characterize its mechanics performance. the research of three dimensional braiding preform reinforced resin composite ' s creep property was conducted systematically by this thesis with creep testing system, experimental analysis, theoretical analysis, and some new opinions and methods are proposed
本文從樹脂基三維編織復合材料的蠕變測試系統,試驗分析、理論分析等方面,對樹脂基三維編織復合材料蠕變行為進行了比較系統的研究,提出了一些新的觀點、新的方法。The sensor, which is welded in via laser, has all advantages of the conventional bonded foil strain gauges, but without having their substantial disadvantages temperature drifts of the glue and creeping
感應元件是通過激光焊接的,它有著應變片所有的各種優勢,但卻沒有由於粘膠劑造成應變片蠕動和溫度飄移的缺點。The creep cavity location and damage of polycrystalline material was studied, and it was considered that there was a great correlation between the cavity sites, creep damage and grain size, and the damage often occurred in the location where grain size was small
摘要研究了多晶體材料在高溫蠕變下的空洞出現位置和損傷特點,認為同一組織下空洞的出現及蠕變損傷的位置與晶粒尺寸有關系,晶粒尺寸小的部位易發生損傷。Thin film sensors, produced by very modern manufacturing technology, have all advantages of the conventional bonded foil strain gauges, but without having their substantial disadvantages temperature drifts of the glue and creeping
該薄膜傳感器應用了非常現代化的生產技術,保留了傳統膠結金屬薄片應變測量的優點,並改進了一些固有的缺陷溫度誤差和蠕變。Plastics - determination of creep behaviour - flexural creep by three - point loading
塑料.蠕變的測定.用三點加載法測定撓曲蠕變Second, a finite element program with four nodes - rectangle element is coded. a one - dimensional problem is analyzed with this program, and in turn, the creep and stress relaxation behaviors of articular cartilage under confined compression are numerically simulated
其次,編制了四結點四邊形單元有限元程序,分析了一維多孔柱體算例,並進而對關節軟骨圍限壓縮的蠕變和應力鬆弛行為進行了數值模擬。分享友人