surface stress 中文意思是什麼

surface stress 解釋
表面應力
  • surface : n 1 表面;地面;水面;廣場,空地。2 外觀,外表,皮毛。3 【幾】面;切口;【航空】翼面。adj 表面的...
  • stress : n 1 壓力,壓迫,緊迫,緊張。2 【語音】重音;重讀;【詩】揚音;語勢,著重點。3 重要(性),重點,...
  1. The temperature of surface concrete varies with environmental temperature, but the conductibility of inner concrete is very poor. as a result, a quick decrease of environmental temperature will lead to large temperature gradient and then tensile stress develop soon in the thick direction, which will probably occur on the entire cross - section

    混凝土表面溫度隨外界溫度波動而波動,但內部的導溫性能很差,所以在外界溫度驟降時將引起很大的溫度梯度,從而在厚度方向上拉應力發展很快,這極易引起全斷面拉應力發生。
  2. In chapter three, we negative the nonliear terms in the system of equations which include surface pressure, wind stress and coriolis force terms. the height of the storm surge and the storm current can be seen as two terms

    在第三章里,我們忽略了控制方程中的非線性項,將風暴潮潮高和風暴潮流分成氣壓效應和風應力效應的疊加。
  3. Numerical analysis of surface stress and desquamating for piston ring with chromeplating surface

    鍍鉻活塞環表面層工作應力及剝離的數值分析
  4. The luminal surface of the blood vessel and its endothelial surface are constantly exposed to hemodynamic shear stress

    血管內皮細胞作為血管的最內層,生活在血流環境中,終生受到血流的作用。
  5. Secondly, through analyzing the failure instance of electrical connectors in using and testing environment, educed contact fault was a main mode of failure of electrical connectors. on natural working conditions, the main reasons which caused fault of electrical connector were contact stress decreasing, microseism wearing and tearing and surface film growing

    而在正常的工作條件下,造成電連接器電接觸失效,即決定電連接器工作壽命的主要原因是接觸壓力減小、微動磨損和表面膜層的生長,而影響接觸壓力、微動磨損和表面膜層變化的主要因素是環境振動和溫度。
  6. When the effect of surface wave breaking is considered, mld is 50 cm deeper than that obtained without wave breaking, and with the enhancement of wind stress forcing, the deepening of mld is increased

    模擬結果表明,當考慮波浪破碎的影響時,混合層深度比無波浪影響時的結果加深了約50cm ;隨著風應力作用的增加,波浪破碎加強了混合層中的湍流混合,促使加深幅度也增加。
  7. It can give vector of stress, and break factor and direction vector of tensive crack and shearing crack in the special observation planes ( for examples, in a stratal surface which is fluctuant in depth )

    軟體可視化包括:空間應力矢量(大小和方向) 、裂縫性態(張裂縫和剪裂縫發育程度及其方向矢量)在特定觀察面(如沿起伏的地層面)上的展示。
  8. The subject for different process technology and surface treatment of crank takes tracking checkout for its internal stress, analyses relation of jumping measurement, deformation measurement, recovery measurement and stress change, finds the reason and usual law of jumping overproof of crank. through cold pressure alignment, hot pressure alignment, support aged alignment and so on methods for 42crmo steel crank, the subject checks change of stress in the process of alignment and change of tissue and property after alignment for crank, and gives comprehensive evaluation for every alignment technology, then give safe and feasible technology parameter

    本課題主要是對不同加工工藝及不同表面處理過程的曲軸,對其內應力進行跟蹤檢測,分析各工藝過程中跳動量、變形量、恢復量與應力改變的關系,找出曲軸跳動量超差的原因和一般規律。通過對42crmo鋼曲軸進行「常溫壓力校直」 、 「熱壓力校直」 、 「支撐時效校直」等方法的校直,檢測校直過程中曲軸應力的變化及校直后組織和性能的改變,進而對各校直工藝進行綜合評價,給出安全可行的工藝參數。
  9. The surface acoustic waves stress sensitive properties of piezoelectric crystal la3ga5sio14 base on stress sensitive coefficients

    基於應力敏感系數的硅酸鎵鑭晶體聲表面波應力敏感特性
  10. We call this surface the stress quadric.

    我們稱這個曲面為應力二次曲面。
  11. The small pits that form on the surface act as stress raisers.

    在表面形成的小凹坑起到應力增高源的作用。
  12. Based on the theories of hybrid / mixed finite element method, the generalized energy functional including stress, mechanical displacement, electric displacement, electric field and electric potential is used, with the electric - potential relations and the constitutive equations of piezoelectric materials constrained, hybrid energy functional including mechanical displacement, electric potential and stress is gained. moreover, splitting in - plane components and transverse components, the mixed energy functional in which mechanical displacement, transverse stresses and electric potential as basic variables is derived. with the use of surface stress parameters of sub - elements, the continuity of transverse stress at interfaces between layers is obtained

    在回顧雜交混合有限元理論的基礎上,從包括位移、應力、應變、電勢、電位移、電場強度六個未知量的廣義壓電材料能量泛函出發,通過約束電場強度?電勢關系、應力與應變及電場強度的關系,得到僅包括位移、電勢、應力三個未知量的雜交變分泛函,利用一般層合板的雜交混合變分原理,分離面內分量和橫向分量,導出以位移、橫向應力、電勢為未知量的壓電層合板的修正變分泛函,作為壓電層合板的雜交元列式的理論基礎。
  13. In this paper, the author analyses the essence of these methods and find the problem in them. then we introduce a new method, " the surface stress density method ". then we validate the validity and practicability of this new method

    本文通過對已有方法的內核的分析,發現存在的問題,針對這些缺陷,本文闡述了一種新的方法,即面力密度方法,通過算例驗證了面力密度法的有效性和實用性。
  14. The correlation between 300m steel surface stress and barkhausen signal has been studied by applying four points bending and analyzed with the magnetostrictive model

    摘要採用四點彎曲加載,研究300m鋼表層應力與巴克豪森信號值的關系,並用磁滯伸縮模型對試驗結果進行了分析。
  15. Standard test method for calibration of surface stress measuring devices

    表面應力測量裝置的校準的標準試驗方法
  16. Experimental study on the metal material surface stress measurement using surface wave technique

    超聲表面波檢測金屬材料表面應力的實驗研究
  17. We figure the quality of the surface through three sides : surface roughness, the state of surface stress and surface component

    本文提出了從三個方面來表徵晶片的表面質量,即表面粗糙度,表面應力以及表面化學成分。
  18. Refining importing the high sulphur crude oil in recent years, more and more interior surface stress corrosion crack were found in the oil refining sphere

    摘要由於煉制進口中東高硫原油,在近幾年的煉油球罐檢驗中發現越來越多的內表面應力腐蝕裂紋。
  19. In view of the requirement of stress testing in the engineering practice, based on the achievement in ultrasonic ndt and visc, this dissertation investigates the detection of surface stress in several typical components using surface wave acoustoelasticity and its visual expression using visc technology. the nonfiguratived data experimentally or theoretically obtained are converted to visual and idiographic figures, which are easy to understand and analyse

    本文針對工程實際中對構件應力檢測的需求,結合國內外超聲檢測技術和科學計算可視化技術的發展趨勢,利用超聲表面波聲彈性方法檢測典型構件表面的應力分佈狀況,並藉助計算機可視化技術把應力場分佈狀況表示出來,將抽象的數據場轉換為形象、具體的圖形,便於理解、分析和評價。
  20. It is stated systematically in the thesis the method ' s theories and measuring principle of all kinds of geostress determination technology. in particular the four methods recommended in 1987 by the committee of test method of the international society of rock mechanics, i. e. two over - coring methods of strain relief in boreholes, hydraulic fracturing method and stress furbish measurement which measures the surface stress

    本文較為系統地、全面地介紹了當前國內外通用的各種地應力測量方法的理論、測量原理;特別就國際巖石力學學會試驗方法委員會於1987年推薦的4種地應力測定方法(鉆孔孔徑變形測量法、鉆孔孔壁應變測量法、水壓致裂法以及測量巖體表面應力的應力恢復測量法)作了較為詳細的敘述。
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