cyclic test 中文意思是什麼

cyclic test 解釋
循環試驗
  • cyclic : adj. 1. 周期的；輪轉的，循環的。2. 【化學】環狀的；【植物；植物學】輪列的，輪卷的。3. 組詩的；故事始末的。
  • test : n 1 檢驗，檢查；考查；測驗；考試；考驗。2 檢驗用品；試金石；【化學】試藥；（判斷的）標準。3 【化...
  1. In order to improve the electro - catalytic activity of platinum based catalyst to methanol oxidation, in this thesis, firstly prepare heteropoly acid modified pt / gc electrode with different concentration by cyclic voltammetry method, and then test the cyclic voltammetry curves individually in vitriolic and methanol solution. the study shows the best concentration for both phosphomolybdic acid and phosphotungstic acid is 1 10 ~ ( - 3 ) mol / l. and find the more heteropoly acid modified on electrode, the lower peak - up potential towards methanol because of the existence of oxygenous species

    為了改善鉑基催化劑氧化甲醇的催化活性，本論文首先通過循環伏安掃描法制備了不同濃度磷鉬酸和磷鎢酸修飾的pt / gc電極，通過研究pt / gc電極在修飾前後在硫酸溶液中及含甲醇的硫酸溶液中的循環伏安行為發現，磷鉬酸和磷鎢酸均能在ptru / c電極上發生氧化還原反應，而且雜多酸修飾濃度對pt / gc電極氧化甲醇的催化活性有很大影響。
  2. The cyclic deformation behavior for zircaloy - 4, n18 alloy and n36 alloy at room temperature and 400 has been investigated in a single - sample test or multi - sample test

    用單試樣法或多試樣法，研究了錯合金在室溫和400的循環變形。
  3. While cyclic deformation experiment under constant strain control is performed in 400, the material shows the continuous hardening until cyclic invalidation. ( 3 ) back stress attained by kwl " s method is used to analyse the bauschinger effect during an incremental step cyclic test and cyclic deformation test under constant strain control, it is shown that back stress increases with increasing plastic strain and the numbers of cycle, and the back stress is uniform, regardless of tension or compression conditions. ( 4 ) as far as recrystallized zircaloy - 4 plate is concerned, the back stress in transverse direction is higher than that in rolling direction due to the higher schmid factor in rolling direction

    對于再結晶狀態的zr一4合金板材試樣來說， t方向（橫向）試樣的背應力要高於r方向（軋制方向）的背應力，原因在於r方向的schmid因子高於t方向的schmid因子; 400下， zr一4合金的背應力要明顯低於室溫下的背應力;含氫200pg / g的zr一4合金的背應力大小與無滲氫的zr一4合金背應力相比，無明顯區別;固溶處理后， zr一4合金的背應力大小發生了變化，在較高塑性應變下，背應力均高於固溶處理前的背應力。
  4. So it is very important to understand the cyclic deformation behavior of zircaloy - 4. in this paper, bauschinger effect of zircaloy - 4 with different metallurgical state at room temperature and 400 ? is investigated in an incremental step test and cyclic deformation test under constant strain control. bauschinger effect during cyclic deformation is described by using back stress, which is mainly responsible for bauschinger effect ; back stress is attained by using kwl " s method

    本文採用單試樣逐級加載循環變形和恆應變幅循環變形試驗，研究了不同冶金狀態、溫度、氫以及固溶處理下的zr - 4合金的bauschinger效應現象；種種結果表明，影響bauschinger效應的主要因素是背應力；本文正是從背應力的角度來分析各種狀態下zr - 4合金的bauschinger效應現象；背應力的計算主要通過使用kwl方法而獲得。
  5. The corrosion behavior of nanocrystalline ( nc ) copper bulks with various grain sizes prepared from igc ( inert gas condemsation ) and vacuum annealing in comparison with conventional microcrystalline ( mc ) copper ( as - rolled and electrolytic ) in acid copper sulphate solution and neutral solution containing chlorides under free corrosion conditions and anodic polarizations has been studied using potentiodynamic polarization, potentiometric analysis, cyclic voltammetry and electrochemical impedance spectroscopy. x - ray diffraction was used to estimate the grain size of the annealed nc copper. field emission gun scanning electron microscopy and x - ray energy - dispersive spectroscopy was used to characterize the surface morphology and analyze the surface composition after the polarization and potentiometric test of both nc and mc copper

    本文研究了用igc （惰性氣體蒸發凝聚原位溫壓法）制備並真空退火到不同晶粒尺寸的納米晶銅和微米晶銅（冷軋紫銅、電解銅）在酸性硫酸銅溶液和中性含氯溶液中，在自腐蝕狀態和陽極極化狀態下的腐蝕性能。使用了動電勢極化、電位測定、循環伏安法（ cv ）和電化學阻抗譜（ eis ）等方法。 x -射線衍射（ xrd ）的方法用來估算納米晶銅晶粒尺寸。
  6. The first stage is primary slip then followed by secondary slip ; the last stage is due to dislocation passing the slips. the cyclic stress strain ( css ) curve exhibits a stronger hardening occurred in cyclic plastic deformation than that in tensile test

    建立了拉伸和應變疲勞的有限元模型，使用基於晶體滑移模型的數值方法，對晶體內部滑移系的啟動以及滑移繫上的分解切應變、切應力這些無法試驗觀測的變量進行計算，分析它們對晶體塑性變形的不同影響。
  7. The experimental results is shown as followings : ( 1 ) the cyclic flow stress - strain curves in an incremental step test could be expressed as the power law relation : ( 2 ) when the strain amplitude is lower during cyclic deformation tests under constant strain control, softening firstly appears, then gradually hardens with the increasing numbers of cycle ; when the strain amplitude is higher, hardening firstly appears, then gradually softens

    試驗結果表明： （ 1 ）循環流變應力與應變的相互關系曲線均符合冪律關系式： （ 2 ）在室溫下進行恆應變幅循環變形過程中，當所控制的應變幅較小時，該材料首先出現循環軟化，之後隨循環周次的增加直至循環失效前該材料出現了硬化現象。當應變幅較大時，該材料開始出現硬化，然後隨循環周次的增加才出現軟化。
  8. Tensile test and cyclic strain test of copper single crystal were performed. there are three stages in the plastic deformation

    觀測到銅單晶在拉伸變形過程中的三個階段，得到了循環應力應變曲線。
  9. Saturated sand are testes in the laboratory under the undrained cyclic loading condition with static - dynamic dual purpose triaxial compression test apparatus, which is designed under the cooperation of hohai university and marui co. ltd japan. the results indicate that the stress path approaches from a initial stress point to the failure lines as cyclic loading goes on, and eventually converges on a certain limiting stress path in the vicinity of the failure lines. the stress - strain curve, however, does not converge on a closed hystersis loop ; the shear strain rapidly increases in looser sand or gradually and continually increases in denser sand

    利用河海大學與日本圓井株式會社共同研製的新型的多功能靜動三軸儀進行了飽和砂土循環扭剪不排水試驗，研究表明，對于松砂，剪應變幅度快速地由微小增加到百分之幾甚至百分之十幾，對于緊砂，剪應變幅度逐漸地由微小增加到百分之幾甚至百分之十幾；經試驗初步研究表明用初始有效平均正應力歸一化的有效應力路徑很好的一致性。
  10. Standard test method for conducting cyclic potentiodynamic polarization measurements for localized corrosion susceptibility of iron -, nickel -, or cobalt - based alloys

    鐵鎳鈷基合金的局部腐蝕敏感性的循環動電勢極化強度的試驗方法
  11. Filter cartridges - test methods - resistance to flowrate cyclic variations

    過濾盒.試驗方法.耐流率循環變化的性能
  12. Environmental testing. part 2 : tests. test z ad : composite temperature humidity cyclic test

    環境測試.第2部分:試驗. z ad試驗:混合溫度濕度循環試驗
  13. Environmental testing - test methods - tests - test z ad : composite temperature humidity cyclic test

    環境試驗.試驗方法.試驗.試驗z ad :混合溫度濕度循環試驗
  14. Wood - based panels - determination of moisture resistance under cyclic test conditions

    木基板.循環試驗條件下耐濕性的測定
  15. The long period cyclic tests of four specimens near to sufficient dimension made by the master cao yunfeng prove that the reinforcement arrangement scheme can obtain favorable displacement ductility and plastic energy dissipation capacity for the coupling beams with the small aspect ratio of 1. 0. to go deep into the research further, this thesis concentrates on the two aspects following : ( 1 ) the author of this thesis carries out the long period cyclic test of five specimens near to sufficient dimension to further verify : 1 ) the probability that the upper limit of shear - resistant ability increases to vu = 0. 2fcbh0 or higher

    0的位移延性，且耗能能力良好:在跨高比為0 . 8一1 . 25的范圍內，連梁都依然保持上述良好性能;配筋比例應以對角斜筋為主，一組「 l 」形斜筋用量與單向對角斜筋用量的比值宜控制在0 . 35一0 . 55的范圍內;通過對曹雲峰的試驗與本文試驗的綜合分析，表明cz于c45的混凝土強度等級都是可用的，未發現混凝土強度在這一范圍內偏高或偏低時可能帶來什麼不利影響。
  16. Cyclic test of laminated rubber damping bearing at low temperature and calculation of equivalent viscous damping ratio

    疊層橡膠隔震支座的低溫往復試驗及等效阻尼比推算
  17. Testing of natural stone ; freeze - thaw cyclic test ; method z

    天然石的檢驗.冷凍-解凍循環試驗.方法z
  18. Soil : investigation and testing. direct shear test with shearbox apparatus. part 2 : cyclic test

    土壤.調查和試驗.剪力匣直接剪切試驗.第2部分:圓剪切試驗
  19. Elements of electrical and optical connection - test methods - damp heat, cyclic test

    光電連接元件.試驗方法.濕熱，循環試驗
  20. Wood - based panels - determination of moisture resistance under cyclic test conditions ; german version en 321 : 2001

    木質板材.循環試驗條件下抗濕性測定
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