natural stress 中文意思是什麼
natural stress
解釋
初始應力-
The current chinese foundation design code gbj7 - 89 use limit equilibrium theoiy with elastic soil stress distribution to give out bearing capacity design value calculating fonnula and use elastic soil model to evaluate foundation settlement. according to the above theories, code gbj7 - 89 gives the correlative terms. but these do not accord with the practical mechanism of loaded soil below the shallow foundation and the elastoplastic property of natural soil so defects exist
我國現行規范gbj7 - 89將這兩者分開考慮，其計算地基承載力設計值的公式是根據彈性地基中應力分佈及土的極限平衡狀態理論為依據而得出的，求地基的沉降變形時則視土體為彈性，這些理論對地基及土的假設與淺基礎地基的實際工作狀態及天然土體的非線性、彈塑性存在一定的偏差。 -
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。 -
Dairyman crick s household of maids and men lived on comfortably, placidly, even merrily. their position was perhaps the happiest of all positions in the social scale, being above the line at which neediness ends, and below the line at which the convenances begin to cramp natural feeling, and the stress of threadbare modishness makes too little of enough
在整個社會的所有工作崗位中，他們的崗位也許是最快樂的，因為同結束了貧困的人相比，他們還在其上，但是他們又不如另外那個階層的人，而那個階層的人因為要遵守社會禮儀而開始壓抑天然感情，為了追趕時髦又弄得入不敷出，不得不承受捉襟見肘的壓力。 -
In this paper, the finite - element numerical analysis calculation is applied to the foundation of high - rise and multi - floor building and the evolvement law of stress and displacement of tunnel used by urban traffic to explore the mutual influence between the wall rock of underground space and high - rise building foundation, taking account of the specific construction situation in the " sanmu garden " project in dadukou district in chongqing, from the perspective of underground space static - force structure stability analysis to open a underground tunnel with 6m in span and 7. 5m in height for track traffic 20m below the surface. this paper, taking considerations of three different states, i. e. the natural state without any artificial interference, the state of high - rise buildings on the surface, and the underground tunnel state with excavation for track traffic, and four plane lines and four vertical lines, analyzes and studies the distributing law of stress and displacement of calculation section from the following aspects : ( 1 ) the main stress vectorgraph, displacement distribution graph ( ux, uy ) and chromatogram graph of stress isoline ( 1, 2, xy ) of section under different states ; ( 2 ) the contrastive distribution curve of stress ( 1, 2, xy ) of different plane and vertical lines under the same state ; ( 3 ) the contrastive distribution curve of stress ( 1, 2, xy ) of the same plane and vertical lines under different states, wishing to provide references for underground space utilization and project designing and construction of the tunnel under high - rise buildings in the future
本文結合重慶市大渡口區「三木花園」開發建設項目，從地下空間靜力結構穩定性分析角度出發，針對在該項目中涉及的高層和多層建築物以及在其地下20米處開挖了一個用於軌道交通的跨度6米，高7 . 5米的地下隧道這一具體工程情況，採用2d - 3d -有限元結構分析程序對高層與多層建築物的地基基礎及其與城市軌道交通使用的地下隧道圍巖的應力與位移演變規律進行了有限元數值分析計算，探索了地下空間圍巖與高層或多層建築物地基基礎之間的相互影響，通過考慮未受到任何人為擾動影響的天然狀態、地表存在多層或高層建築物狀態和地下開挖用於軌道交通的地下隧道狀態等三種不同狀態以及4個水平剖線和4個垂直剖線等不同情況，從以下幾個方面具體分析研究了計算斷面的應力與位移分佈規律： （ 1 ）在各種不同狀態下計算斷面的主應力矢量圖、位移分布圖（ ux 、 uy ）以及應力等值線色譜圖（ _ 1 、 _ 2 、 _ （ xy ） ）等； （ 2 ）相同狀態下不同水平與垂直剖線的應力_ 1 、 _ 2和_ （ xy ）對比分佈曲線； （ 3 ）不同狀態下相同水平或垂直剖線的應力_ 1 、 _ 2和_ （ xy ）的對比分佈曲線等，為今後在對地下空間的開發利用以及在高層建築物地下開挖硐室時的工程設計和工程施工提供參考依據。 -
Weather or not the vegetation restoration and rebuilt can be achieved will largely depend on weather or not sprout can build up the mechanism to resist dry stress. this point of view has been pro - ved by plants living on the natural water. usually the xerophyte has particular ability to endure drought for long term
植被恢復與重建能否取得進展，在很大程度取決于幼苗期能否完成適旱過渡，這種現象，在依賴自然水源生繁的地區特別明顯。荒漠中自然生長的植被，通常具有耐受長期乾旱的特殊能力。 -
In the former, two computing modes of fem are built, aimed at the coupling of variable - profile pylon, curved - axis arch and flexible cable. the software algor feas is used to get the results of dynamic numerical analysis, such as natural vibration frequency, vibration mode, dynamic displacement, dynamic stress, which are compared with the results of shaking table test research to draw to important conclusions. these conclusions provide not only potent basis for the design and construction of nanjing century tower, but also reference for other pylon - cable - arch structures similar to the project
在動態數值分析中，針對世紀塔變截面的塔身，曲線軸線的拱以及柔性拉索相互耦合時清況，建立兩種有限元計算模式，利用有限元軟體algorfeas得到動力數值分析的結果，如：自振頻率、振型、動位移、動應力等等，再和振動臺試驗研究成果作比較，得到一些重要的結論，從而為南京世紀塔工程的設計和施工提供強有力的依據，而且為類以於世紀塔工程的其它塔-索-拱結構的設計也提供一定的參考。 -
The conclusions obtained as follows : firstly, the structure ' s free frequency is decreased by the reduction of the mechanical property of the material with the increasing temperature ; secondly the thermal stress produced by the temperature gradient may decrease or enlarge the structures natural frequency ; thirdly, the variety of natural frequency of the alloy structures effected by the heat effect apparently higher than that of the composite material structures
最後，採用ansys程序分析了合金材料、復合材料的板、彈體結構的熱振動特性。在不同的熱載條件下，取得以下結論：升溫導致的材料機械性能下降都會降低結構固有頻率，而溫度梯度產生的熱應力可能降低也可能提高結構的固有頻率；金屬材料結構的固有頻率受溫度的影響要比復合材料結構的固有頻率受溫度的影響要明顯。 -
Natural motion and avoid high loads on muscles and stress on joints
少腳部和關節的壓力。 -
China is a developing country, having expansion section and numerous population, but its economy is not imbalance among vary areas. in the westward area of the china, there is weak ecosystem, high population natural growth rate, and big stress of offering unemployed persons an occupation, little number and low quality of human resource
我國是一個發展中國家，地域遼闊、人口眾多、地區之間經濟發展不平衡，尤其是西部地區生態環境脆弱，人口自然增長率高，勞動就業壓力大，人力資源數量不足、質量不高，經濟落後，這些問題已經成為西部乃至全國經濟可持續發展的突出障礙。 -
Pure, natural, chemical - free skincare and makeup products may be your destination. stress in urban living, constant changes of weather, poor indoor air quality, high pollution in the streets, synthetic foods etc. all add burden to our body
面對現今社會的種種壓力，驟變的天氣和污濁的空氣，我們脆弱的皮膚肯定需要至清至純的呵護和潔凈，才可以保持柔嫩光澤，明艷照人。 -
It explains the relationship between clothing materials and social culture tendency starting from the generation and development history of specific materials including several natural fibers, discusses culture expression of clothing materials in different social stages, and expounds the culture composition of natural fibers for clothing with stress on cultural connotation when designing, manufacturing and selecting of clothing materials so as to make innovation of fashion garments
從天然纖維等具體物質材料的產生和發展歷史出發，說明服裝材料應用與社會文化傾向的關系，探討服裝用纖維材料在社會不同時期的文化表達內容，描述了服裝用纖維材料的文化構成，闡述服裝設計與纖維材料文化的必然聯系與相互制約性，強調了在設計、生產和選用服裝材料時注重其文化內涵以創造時尚的重要性。 -
Place is the permanent brand of architecture and place creation is always the research project of architects with the development of the age ， place ? ? the end results of human material culture and spirit culture ? ? undergoes storm and stress but the real meaning of place still has clear and precise line of thoughts human 、 building 、 scenes ? ? poetic independent existing space space creation ? ? expresses and shows the real meaning of place ， interlaces the changing objective and positive multiple affirmation and negation but the road of research is still continuing ： seeking the new idea unanimous with the age human 、 building 、 scenes answers the place ， multi - dimensional system answers place creation the twenty - first century is the age of variety ， after discovering the complex phenomena ， research the age nature of place ? ? obscurity ， attempt new idea of creation ： obscure edge through bluring the edge of building and city ， break the separating condition of building and city ， unify the urban structure actively ， propel the union of building and city through openning design ； through bluring the edge of building and environment ， break the condition that environment attaches to building ， make landscape design become natural ， and combine them into ecologic scene of building and multiple experence of scene ： through bluring the edge of building and universe ， break the rational outline of building ， create multi - dimensional sensational edge of shape ， make building become an earth scene ， just like the mirage of flourishing city ， and prompt to exploit underground space
人、建築、場景解讀了場所，多維的系統解讀了場所創作。二十一世紀是多元化的時代，在揭開紛繁交錯的現象面紗之後，探索場所的時代屬性? ?模糊性，嘗試新的創作理念：模糊邊緣。試圖通過模糊建築與城市的邊緣，打破建築與城市的分離狀態，動態整合城市肌理，以開放型的設計推動建築城市一體化；通過模糊建築與環境的邊緣，打破環境是建築之外附屬的狀態，使環境景觀設計自然而然化，並將二者融合形成綠色生態的建築場景與多層次的景觀體驗；通過模糊建築與天地的邊緣，打破建築理性的邊緣輪廓線，塑造多維感性邊緣的形體，使建築成為一種大地景觀，猶如繁華都市裡的海市蜃樓，並同時帶動了地下空間的探索。 -
Restoration ecology is ranked as one of three hotpots in biological realm as well as biological diversity and global climate change in recent years, which is one fresh branch of modem ecology. its primary research includes : the cause of degradation in ecosystem, techniques and methods of degraded ecosystem restoration and reconstruction, process and mechanism of ecology, research objectives of which are the destroyed ecosystems under the stress of natural catastrophes and human activities
恢復生態學與生物多樣性和全球氣候變化並列為生物領域的三大研究熱點，它主要研究生態系統退化的原因、退化生態系統恢復和重建的技術與方法、生態學過程與機理的科學，是現代生態學的年輕分支之一，其研究對象是一些在自然災變和人類活動壓力下受到破壞的生態系統。 -
Zinc cut wire, aluminium cut wire and copper cut wire are made of zinc wire, aluminium wire and copper wire respectively, widely used for shot peening to give compressive residual stress in the surface layer of components for fatigue life enhancement and suppression of stress corrosion cracking and deburring and cleaning of zinc or aluminum die cast parts, without any damage to the parts, and creating much less dust than natural and artificial corundum abrasives
鋅丸鋁丸鋅丸鋁丸分別由鋅絲鋁絲織成，廣泛用於鋅或鋁鑄件的去毛刺與清潔，對工件無損，比天然和人造氧化鋁磨料產生的粉塵少，壽命長，可回收再利用。 -
The governing equations, the corresponding variational equations and equivalent constitutive equations with the numerical expressions of initial stress were developed and applied to the analysis of the deformation of a bar. the conclusions related to the influences of initial stress on the additional deformation, especially to the natural frequency and were obtained
第四章在平截面假設下，用變分原理建立了包含初應力數值表徵在內的附加變形支配方程及相應的邊界條件、給出了廣義應力、廣義應變及等效本構方程，凸顯了初應力各數值表徵對附加變形的影響。 -
Steady state thermal analysis under natural convection boundary condition was performed. both the temperature distribution and the induced mechanical stress were calculated in this simulation. high stress area was found and the potential reasons which can cause packaging to fail were also discussed
具體內容包括: 1 .建立一款疊層csp / bga封裝的三維實體有限元模型，求解自然對流條件下的穩態溫度場分佈，並在此基礎上進行穩態熱應力和熱應變分析，找出由於溫度梯度在封裝內部引起的高熱應力區域，分析其可能造成的失效結果。 -
In the book, it is stated that when our thoughts are optimistic and positive, the body secretes a substance called endorphin which puts one into a good mood. they feel this prevents aging and raises the body s natural healing powers. on the contrary, when one is angry or under great stress, the brain secretes a substance called noradrenaline which possesses a poisonous property similar to snake venom causing much damages to the body
師父常提醒我們凡事要看光明的一面，最近我看了一本書叫腦內革命，書中提到當我們的思想積極肯定時，體內會分泌一種腦內嗎啡的物質，使人情緒變好，防止老化，提高自然治愈力，反之，當發怒或感受強大壓力時，腦內會分泌出去甲腎上腺素，其毒性僅次於蛇毒，會造成身體的種種損害。 -
The stress from the daily life and the impacts from the pollutions on our environment lead to undermine our natural energies and resilience and have caused illness to our bodies
每日生活的壓力和居住環境的持續污染，令我們本身的自愈能力漸受破壞而導致疾病重生。 -
The surface of natural fracture ( crack ) is parallel to the orientation of maximum principal stress. the principle orientation of anisotropic permeability reservoirs agrees with the orientation of the maximum principle stress. many engineering problems ( e. g. bore - hole stability, casing deformation failure during drilling, reasonable arrangement of wells, the optimum design of hydraulic fracture and so on ) are influenced by the in - situ stress orientation
天然裂縫面和裂隙面與最大主應力方向平行；在各向異性低滲透率油田中主滲透率方向與最大水平主應力方向趨向一致：在鉆井過程中井壁穩定性，套管變形和損壞，油田開發井網合理布置、水力壓裂優化設計等都與地應力方向有關。 -
Secondly, been generalized the failure data of electrical connectors from working and testing environment, electric contact failure, insulation failure, mechanical connection failure and other failure are four mainly failure modes of connectors, moreover, built the faulty - tree to analyze their reliability level. however, contact fault failure was the most prevalent mode of electrical connectors. under natural working and reserving conditions, the contact stress decreasing, fretting and surface film growing are mainly reasons to make electrical connector failure
其次，通過對現場、試驗場電連接器的失效情況進行統計和分析，總結出電連接器的四種主要失效模式：電接觸失效、絕緣失效、機械連接失效和其他失效，並對電連接器進行了故障樹分析，指出電接觸失效是電連接器失效的主要形式，而在正常的工作條件下，造成電接觸失效，即決定電連接器工作壽命的主要原因是氧化膜層的生長、接觸對磨損以及磨損腐蝕物的堆積，而影響氧化膜層的生長、接觸對磨損以及磨損腐蝕物堆積的主要因素是環境振動和溫度應力，為電連接器進行失效機理分析奠定了基礎。
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