拉伸區 的英文怎麼說

中文拼音 [lāshēnqū]
拉伸區 英文
drawing zone
  • 拉 : 拉構詞成分。
  • 伸 : Ⅰ動詞（展開） stretch; extend Ⅱ名詞（姓氏） a surname
  • 區 : 區名詞（姓氏） a surname
  1. Chagan sag is a secondary tectonic unit in chagandelesu depression, northeastern yingen - eji ' naqi basin, and the basement of the basin is a paleozoic fold belt of continental margin or island arc at the connection region of north china plate * tarim plate and kazakstan plate, with the character of erogenic belt. in working area and its adjacent area, the forming tectonic setting of indosinian intrusion was that orogenic belt pressed strongly, intracontinental subduction ; that of early yanshan movement epoch was the stress field transferred from compression to extension meanwhile the incrassate crust of orogenic zone turned to extensional collapse ; and that of early cretaceous volcanics was that the area structure extensional collapse further more during the post period of orogenic phase

    查干凹陷屬于銀根?額濟納旗盆地東北端查干德勒蘇坳陷內的一個次級構造單元，其盆地基底為古生代時期華北板塊、哈薩克斯坦板塊和塔里木板塊交接部位形成的陸緣或島弧褶皺帶，具有古生代造山帶的性質。研究區及鄰區印支期侵入巖形成於造山帶強烈擠壓陸內俯沖的構造環境；燕山早期侵入巖形成於由擠壓轉向拉伸、造山帶的增厚陸殼開始發生伸展垮塌的構造環境；早白堊世火山巖形成於造山期后進一步發生伸展垮塌的區域構造環境。
  2. For rotor steel ( 30crlmolv steel ), the tests of low - cycle fatigue property are done under different temperatures. the fatigue life under different temperatures is researched to make up for the defects of the testing for foreign similar materials. when pull - stretch data is attempted to evaluate low - cycle fatigue data, the result shows that four - point associated method in middle - low life zone is done well under room temperature, but there are large errors of four - point associated method and general - slope method under other temperatures

    在本文中，通過與國外同類材料的性能進行比較，國產材料與國外材料共有的材料特徵基本相同；對轉子鋼（ 30crlmolv鋼）進行了不同溫度下的低周疲勞性能實驗，研究其在不同溫度下疲勞壽命，以彌補國外對同類鋼材測試的不足；採用拉伸數據預測低周疲勞壽命時發現，室溫條件下用四點關聯法在中低壽命區預測較好，在高溫條件下四點關聯法和通用斜率法都有較大誤差，需要進行改進。
  3. The main results and academic contributions of the dissertation can be summarized as following : 1 ) for the difficulty to obtain the accurate analytical solution of the stress constraints around 3d cracks, detailed 3d fe analyses have been conducted to study the out - of - plane constraint factor tz around a straight through - thickness crack, a quarter - elliptical corner crack and a semi - elliptical crack embedded in an isotropic elastic plate subjected to uniform remote tension loading. the distributions of tz are minutely studied in the forward section of the cracks. strong 3d zones ( tz > 0 ) along the crack front were investigated despite the far field stress - free boundary conditions

    全文主要研究內容和學術貢獻如下: 1 .針對一般三維裂紋端部場應力約束準確解析的困難，對均勻拉伸載荷作用下各向同性彈性板中穿透厚度中心直裂紋、半橢圓表面裂紋和1 / 4橢圓角裂紋進行了大量詳細的全場應力三維有限元分析，首次全面分析了非穿透裂紋端部場三維影響區范圍，給出了不同形狀三維裂紋前沿離面應力約束因子tz的數值解，並結合k場平面解給出了非穿透裂紋端部應力場k - tz雙參數描述。
  4. W7 was added when the cells entered anaphase, we found that although some cells had elongated, the distribution patternof cam at central spindle was normal, and it seemed that a cleavage furrow would possibly form soon, however, these cells stopped cytokinesis at this stage, no furrow ingression followed

    在細胞進入有絲分裂後期時，加入w7 ，我們發現有的細胞雖已拉伸變長，中區紡錘體處也有gfp cam的分佈，存在形成分裂溝的跡象，但分裂溝卻不繼續縊裂加深。
  5. On the basis of geometric correction for remote sensing images data, detailed character analysis was conducted for the tm images. several image transformations which are linear scale transformation, ratio processing, principal components transformation, tasseled - cap transformation and minimum noise fraction rotation ( mnf transformation ) were then implemented

    在對研究區數據進行幾何精校正的基礎上，對tm數據進行了詳細的特徵分析，並對其進行了有利於植被信息提取的幾種圖像變換：線性拉伸、比值增強、主成分變換、纓帽變換以及最低噪聲分離變換（ mnf變換） 。
  6. The results of the experiments show that the ti3al - tcll dual alloys, by vacuum - electron - beam weld, hot die forging and 680c / 12h, ac, heat treatments, have satisfied synthesis properties of intensity, plasticity, hardness. and also it is the feasiblie way. this will establish the supporting technology for the manufacture of the compress disk in the areoengine

    實驗結果表明，經真空電子束焊接ti _ 3al ? tc11雙合金經過熱模鍛造和680 12h ， ac或815 1h + 700 8h ， ac熱處理后，焊接區組織過渡均勻，可以使得焊縫處強度在室溫拉伸時高於ti _ 3al ，而在600拉伸時高於tc11合金，獲得強度、塑性、硬度均令人滿意的綜合性能，且是一條可行的工藝路線。
  7. Standard test method for performing tension tests on glass - fiber reinforced concrete bonding pads

    玻璃纖維增強混凝土焊接區的拉伸性能試驗的標準試驗方法
  8. The in - plane equivalent elastic modulus and tensile strength of stitched composite laminates are studied, and it ' s found that the in - plane equivalent elastic modulus decreases with the increase of stitch density, stitch thread diameter, maximal misalignment angle and the distortion width, and the range is about 5 %. the tensile strength of stitched composite laminate increases with the increase of stitch step and decreases with the stitch space. the

    研究結果表明：隨著縫紉密度、縫紉線直徑、最大纖維偏轉角和縫紉變形區寬度的增加，縫紉復合材料層合板面內等效模量逐漸降低，最大降幅一般在5 %左右；縫紉復合材料層合板的拉伸強度隨縫紉針距的增加而增大，隨縫紉行距的增加而降低，因此縫紉密度對拉伸強度的影響程度要看具體的縫紉針距和行距。
  9. The heat flow history may be recovered by using the model of pure shearing, multi - stage stretching rift basin in the lithosphere structure for the present wanan and zengmu basins in the western nansha area

    分析南沙西部海區萬安、曾母盆地巖石圈結構現今特徵認為，該區可應用多幕拉伸的純剪切裂谷盆地模型恢復盆地熱流歷史。
  10. On the basis of macroscopic simulated results, polycrystal model including grain boundary zones was established to model the mesoscopic processes

    在宏觀模擬結果基礎上，通過建立包含晶界影響區的多晶模型，對宏觀拉伸試樣頸縮微區的細觀變形過程進行了數值模擬分析。
  11. Nanocrack might nucleate at a crack tip or in the dfz. in the thicker area, a ribbon thin area or a zigzag thin area might be formed by slip

    金屬薄膜拉伸過程中，微裂紋可以在主裂紋頂端連續形核擴展，也可以在無位錯區中不連續形核擴展。
  12. From an examination of the tensile behavior of cz ly12 alloys under different temperature and strain rate, two kinds of deformation and intergranular fracture behaviors were observed that were opposite to the characteristic strain rate range in fine - grained superplasticity. the mechanisms are described as follows. the high ductility achieved at high strain rate is generally attributed to the dominant role of gbs accommodating mechanisms, which is considered as dislocation creep within grains controlled by subgrains

    研究選用自然時效淬火態的ly12鋁合金，進行了一系列不同溫度和應變速率下的單軸拉伸試驗， 480下，觀察到與傳統細晶超塑性特徵區間相反的行為：較高應變速率下，動態再結晶使晶粒細化，促進了晶界滑移，亞晶界控制的晶內位錯蠕變是晶界滑移的主要協調機制。
  13. The tensile ruptures of both the as - cast and the directionally solidified samples are of brittle fracture mode at room temperature

    原始鑄態試樣和電子束區熔定向凝固試樣的室溫拉伸均表現出脆性斷裂的特徵。
  14. Firstly, the domestic researches, which have been reported, are introduced. then the characteristic of the system in estimation of prestressing losses is analyzed by theoretical method, and the reasons that the elimination of tendon is large and test results are not consistent are pointed. using fem software ansys, anchorage zone of pylon are analyzed

    論文首先介紹了國內現階段對該問題的一些研究成果，然後從理論上分析了小半徑大噸位環向預應力體系在計算預應力損失方面的特點和造成張拉伸長量偏大且實測的數據離散性較大的原因，並採用國際權威的有限元分析軟體? ? ansys從理論上進行分析和索塔錨固區最不利節段的足尺寸模型試驗進行校驗。
  15. The a phase can change to b phase by stretching. in the range of low temperature the higher content of b crystalline was achieved during the higher drawing ratio and the higher drawing temperature

    拉伸有利於pvdf纖維的相結晶向相結晶轉變，且拉伸倍數越高相含量越高；較低溫度區域內（ 100 ） ，溫度提高有利於相結晶向相轉變，較高溫度區域內（ 100 ） ，溫度提高對相向相轉變作用不大。
  16. Secondly, we prove that the above conclusion is also true for the boundary correspondence of afbne str

    然後，對于拋物區域與雙曲區域上仿射拉伸的邊界對應，通過計算，證明上述結論也成立。
  17. Test results showed that the fatigue crack propagation rare increased with increasing the pre - tension deformation degree, especially at the near threshold section

    結果表明：隨著預拉伸變形量的增加，疲勞裂紋擴展速率提高，尤其是在裂紋擴展的近門檻區。
  18. If there are high temperature gradient between cool liner and hot liner, compressive plastic strain appear at that transient time, which lead to gas film wall bearing high tensile stress at high temperature. high tensile stress is one of main reasons which destroy combustor

    分析表明，起動過程中由於熱傳導滯后引發的溫度梯度可以導致火焰筒氣膜唇邊在起動瞬間發生較大的壓縮塑性應變，進而使得該區域在工作時承受較高水平的拉伸應力，高的拉應力會導致火焰筒萌生裂紋。
  19. Since the sheet metal in the wall area is relatively unsupported by the tool, the elimination of wall wrinkles is more difficult than the suppression of flange wrinkles

    由於金屬板料在拉伸壁區域內相對無支撐，因此消除拉伸壁起皺比抑製法蘭邊起皺要難得多。
  20. It is well known that additional stretching of the material in the unsupported wall area may prevent wrinkling, and this can be achieved in practice by increasing the blank - holder force ; but the application of excessive tensile stresses leads to failure by tearing

    我們知道在不被支撐的拉伸壁區域中材料的外力拉伸可以防止起皺，這可以在實踐中通過增加壓邊力而實現，但是運用過大的拉伸力會引起破裂失效。
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