size of grain 中文意思是什麼

size of grain 解釋
晶粒大小
  • size : n 1 大小,尺寸規模身材。2 (鞋帽等的)尺碼,號;(紙張的)開。3 巨大,大量;相當大的分量。4 〈口...
  • of : OF =Old French 古法語。
  • grain : n 1 穀物,糧食〈英國叫 corn〉; 谷類植物。2 穀粒,籽粒。3 (沙、金、鹽等的)粒,顆粒,晶粒。4 些微...
  1. Sample ' s analyses and tests in laboratory, this thesis makes a detailed research on holocene deposits characteristics of mu us desert, especially on characteristics of grain size composition, which break through previous description of determining the nature and gain a series of number indexes. at the same time, this thesis has also researched arenaceous source on every part of mu us. firstly mu us desert ' s forming process is deeply influenced by the east asian monsoon, the grain size gradually becomes smaller, while the magnetic susceptibility becomes larger from northwest to southeast this phenomenon not only appears on the surface of mu us, but also obviously reflects on the same layer of different places

    根據大量野外詳細考察和室內樣品分析與測試,本文對毛烏素沙地全新世地層沉積特徵做了細致的探討,尤其對區域地層的粒度組成特徵做了進一步的研究,突破了以往的定性描述,得出了一系列量化指標;結合野外的考察工作,對其不同地區的沙質來源做了詳細分析,主要得出以下結論: 1 、毛烏素沙地形成過程深受東亞季風影響,粒度自西北向東南逐漸變細、磁化率值逐漸變大。
  2. Influence of hot rolling technology on austenite grain size of 20mnmob steel

    鋼奧氏體晶粒度的影響
  3. Study on sample grain size of pingguo bauxite deposit

    平果鋁土礦樣品加工粒度的研究
  4. Method of grain - size analysis of clastic rocks

    碎屑巖粒度分析方法
  5. Effect of ti content on coarsening temperature and austenite grain size of ah

    36粗化溫度和奧氏體晶粒大小的影響
  6. The desensitized explosive petn film was prepared by physical vapour deposition ( pvd ) technology, and sem was used to analyze the microstructure and grain size of petn film

    摘要採用物理氣相沉積( pvd )技術研製了鈍化太安炸藥薄膜,對薄膜的微觀結構和顆粒粒度進行了分析,對顆粒粒度與薄膜爆轟波穩定傳播臨界尺寸的關系進行了探索。
  7. Linkage of grain size information with river sediment discharge and estuarine deposition at the pearl river estuary

    河口沉積與粒度信息之間的聯系
  8. In the end, influence of grain size on the magnetic properties of the samples in the room temperature is studied by the magnetic hysteresis loop

    最後,還研究了幾種納米晶微粒的晶粒線度對其磁學性質的影響。
  9. Each microdot is the size of a grain of sand and contains an identifier

    每顆微粒都是一粒沙粒的大小並且包含一個辨識碼。
  10. Based on the theory of unsaturated soil mechanics and the properties of compacted expansive soil, this paper takes the northern part k12 + 840 - k12 + 920 of nanning urban highway as an example to studies some aspects of lime improvement of expansive soil and the technology of construction. the chief content of this paper is : the lime improvement mechanism of expansive soil ; confirm the technical parameters of lime mixed from the results of test in laboratory ; the scale - down test to define the maximum effective grain size of expansive soil when it is improved by lime ; by building bank slope model and making use of finite element seepage flow program of saturated - unsaturated to calculate the examples, this paper simulates the humidity site in order to checkout the effect of lime improvement ; studies and proves that it is feasible to mix blocky expansive soil and pulverous lime, and to fill roadbed by common construction machines etc.

    本文研究的工作就下述幾個方面展開:用石灰改良膨脹土的機理;通過室內試驗確定摻灰的技術指標;在室內進行膨脹土摻灰的最大有效粒徑的模擬試驗,即鈣離子水試驗,由此總結出「粉?塊」灰?土攪拌工藝的有效性、合理性和可行性;用數值方法對路堤使用期的濕度場進行模擬,並與路堤的強度?變形的計算域耦合,以檢驗土性改良的效果,從而探索一種描述改良膨脹土路堤運行工況的數值方法;用現有最常用的且費用最低的施工機具,對灰?土進行「粉?塊」攪拌摻和及路基的填築施工等。
  11. This paper, based on the analysis of 142 samples of grain - size and on the calculation and research results of the stratigraphical sequences in the section, has put forward the following views : 1

    本文對該剖面這一時期143個樣品的粒度結果進行了計算、分析與研究,提出: 1
  12. 2. by the analysis of grain - size accumulative centigrade content, grain - size composition and grain - size parameters performed on samples in baijiaziu profile and mafangtan profile, nine stages of hydrological and climatic changes since the last 1300 years have been distinguished. the first, the third, the fifth, the seventh and the ninth layers of the stratigraphical sequence are finer while the second, the fourth, the sixth and the eighth are coarser

    據此,將白家嘴剖面劃分為9個地層單位, 4個沉積旋迴,其中剖面1 、 3 、 5 、 7 、 9層較細, 2 、 4 、 6 、 8層較粗,並認為此沉積序列表明近1 . 3ka以來渭河古水文與古氣候大致經歷了9個變化階段。
  13. With increasing the amount of atpu, grain size of ultramicro iron decreased, compactness of composites enhanced, decreased, and decreased firstly and then increased

    隨著atpu用量的增大,超微鐵粒子粒徑變小,包裹層變得更加均勻,減小,夕先減小后增大。
  14. Density of composites was varied with the amount of organic and grain size of ultramicro iron. influence of microstructure on and was discussed with the interface defect mechanism

    指出了復合粒子密度的變化是由於有機相含量與超微鐵粒徑的變化引起的,並用界面缺陷的理論探討了微觀結構對與的影響。
  15. 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。
  16. The zn / o ratio, c - axis orented and stress were improved by annealing, and also redusing the defect of zno flim, increasing the size of grain. but too high annealing temperature was adverse to recrystallization of zno thin film

    退火能改善zno薄膜的鋅氧比、 c軸的擇優取向和應力狀態,減少薄膜中的缺陷,使晶粒長大,但是過高的退火溫度不利於zno薄膜的重結晶,使zno薄膜的質量變差。
  17. Using the method in quantification metallography, the size of grain and hardening particles, volume percentage of inclusions and hardening particles are estimated according to samples

    在解剖被檢試樣的基礎上,運用定量金相學的分析方法,估算了被檢部位的晶粒直徑、夾雜物體積百分數、強化粒子直徑及體積百分數。
  18. According to lithology, color, size of grain, sedimentary structure, and fossil types, the matuo formation vertical lithofacies are grouped into four types, represented tidal flat circumstance dominated by tide and shoreface circumstance dominated by wave, respectively

    根據巖性、顏色、顆粒粒徑、沉積構造以及所含有化石類型,可以將雁石坪地區瑪托組劃分為4個巖性組合,它們分別代表以潮汐作用為主的潮坪?海灣環境和以波浪作用為主的濱面環境。
  19. The results show that the ma can accelerate the diffusion in solids. during the ma process, the size of grain in the sample sharply decreases to 65. 27nm after 30 minute milling and to 4. 14nm after 20 hour milling, while the microstrain of the grain increases firstly, reaching the maximum 0. 422 after 10 hour milling and then decreases

    通過試驗發現,機械合金化可以加速固態擴散,隨著球磨的進行,粉末晶粒尺寸急劇下降, 30分鐘后達到65 . 27納米, 20小時后達到4 . 14納米;微觀應變先增大, 10小時達到最大值0 . 422 ,隨后減小。
  20. Israeli scientists have inscribed the entire hebrew text of the jewish bible onto a space less than half the size of grain of sugar

    以色列科學家已成功將整部猶太聖經希伯來語文本,鐫刻在小於半粒細糖的空間上。
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