sensitive formation 中文意思是什麼

sensitive formation 解釋
敏感性地層
  • sensitive : adj 1 有感覺的。2 敏感的,感覺靈敏的;敏銳的。3 易受傷的。4 (神經)過敏的,神經質的。5 易於發生...
  • formation : n. 1. 構成,形成;設立;編制。2. 組織,構造;形態;形成物,構造物;【軍事】編隊,隊形;兵團。3. 【地質學;地理學】層;組; 【生物學】社區;(植物)群系。adj. -al
  1. A reliability experiment of thermal aging was carried out for the two types of joints, scanning electron microscopy, energy dispersive x - ray spectrometer and micro x - ray diffractomer were adopted to investigate the interfacial evolution behavior of joints, and kinetics model of imc formation was established. the results show that imc growth follows the parabolic law as a function of aging time at certain aging temperature, imc growth is more sensitive to the aging temperature than the aging time, the activation energy of cu - al imc growth is 97. 1kj / mol and the major forming cu - al imc are cual2 and cu9al4, the activation energy of au - al imc growth is 40. 1kj / mol and the main au - al imc are au4al and au5al2, with au2al and aual at the interfacial periphery of joints, the rate of cu - al imc growth is about 1000 times slower than that of au - al imc, and kirkendall voids and cracks are easily appeared during thermal aging in gold ball bonds while voids and cracks are absent in copper ball bonds even after aging at 200 for 2900 hours and 250 for 169 hours

    研究結果表明:金屬間化合物厚度與老化時間的關系符合拋物線法則,金屬間化合物的生長對老化溫度比老化時間更加敏感; cu - al金屬間化合物生長的激活能為97 . 1kj / mol ,老化后金屬間化合物呈層狀分佈,主要相為cual2和cu9al4 ; au - al金屬間化合物生長的激活能為40 . 1kj / mol ,主要相為au4al和au5al2 ,同時在界面周邊區域生成了au2al和aual ;老化過程中cu - al金屬間化合物生長速率比au - al金屬間化合物生長速率小103數量級;金絲球鍵合點200老化96小時出現了明顯的kirkendall空洞和裂紋,但銅絲球鍵合點200老化2900小時和250老化169小時都沒有形成空洞和裂紋。
  2. In escherichia coli, arog gene encodes phenylalanine - sensitive 3 - deoxy - d - arabino - heptulosonate - 7 - phosphate synthase isoenzyme arog that catalyzes the first committed step of shikimate pathway. here we study the essential amino acid residues involved in the formation of feedback inhibition site of arog, and the effects of n - terminus on feedback inhibition and its quaternary structure, and the importance of the structural " d2 " symmetry to allosteric inhibition

    本博士論文工作以大腸桿菌k - 12來源的arog為研究對象,通過定點突變、反饋抑制實驗和酶學動力學參數的測定,深入地研究了arog的反饋抑制位點的特性,並對arog的n -末端在反饋抑制機理和維持穩定四級結構中的作用,以及蛋白質結構的「 d2 」對稱性對酶功能的重要性等進行了具體的研究。
  3. The author suggests that for those kinds of samples like ophiolite which formed in the underwater environment and had very low potassium content, it should be better to determine their formation age by the sm - nd method as it is less sensitive to alteration. however, the step heating 40ar - 39ar spectra could often reflect the influence of later geological events on isotope system

    認為對蛇綠巖這類形成於水下環境,含鉀極低的樣品,其巖體的形成年齡宜選用對蝕變影響反應不明顯的sm - nd方法測定;但階段升溫~ (
  4. This paper studied the effect of soil water content on barley at different growth stages, through the study, we found the sensitive stages of barley to water and salt is the stem elongation and spike formation stages

    研究表明,大麥對水鹽最敏感時期發生在拔節抽穗期,土壤含水量(占飽和含水量的體積百分數)上限值確定為80 . 4 ,耐鹽漬天數為3 . 2天。
  5. The paper analyzes and summarizes the following laws of distinctive sediment yield produced in storm floods of the region based on predecessors ' study : storm is the main dynamic force of erosive sediment yield and storm, flood and sediment exist an inevitable relation ; the flood occurring time is concentrated with high peaks and huge volume, suddenly rising and suddenly falling and has decisive influence to the formation of a major flood peak in the middle yellow river ; the main reasons of concentrated coarse sediment of the river is severe erosive sediment yield, strong sediment transporting capacity and high sediment concentration ; the important influence of frequent or continued storm floods happened in he - long reach especially in coarse sediment concentrated region to the sediment transport of the yellow river and ; along with the increase of harnessing, regional flood trend is becoming smaller but the variation of sediment quantity is not obvious and the reaction of peak discharge and flood runoff of majority tributaries are not sensitive, showing that a general and normal engineering works can not effectively control regional major floods especially the sediment of an extraordinary flood

    摘要在前人研究的基礎上分析總結了該區特有的暴雨洪水產沙規律:暴雨是侵蝕產沙的主要動力,暴雨、洪水、泥沙之間存在著必然的關系;洪水發生時間集中,峰高量大,暴漲暴落,對黃河中游大洪峰的形成具有決定性影響;侵蝕產沙強烈而粗泥沙集中,輸沙能力強,洪水含沙量高,是黃河粗泥沙的集中來源地;河龍區間特別是粗泥沙集中來源區頻繁或連續的暴雨洪水對黃河輸沙有重要影響;隨著治理水平的提高,區域洪水有減小趨勢,但泥沙量變化不明顯,大部分支流的洪峰流量、洪水含水量反應不敏感,說明一般規模和水平的治理工程還不能有效控制區域大洪水特別是特大洪水的泥沙。
  6. Mapping rheogram and analyzing thixotropy of fresh cement paste with different superplasticizers by measuring the rheologic parameters such as shearing stress 、 yield stress and plastic viscosity. using multi - channel isothermal calorimeter together with non - contacting electrical resistivity device, traditional hydration heat testingl and electrical resistivity testing were connected. using temperature - sensitive of traditional hydration heat model and structure - sensitive of structure formation model, instantaneous formation condition of paste structure was described exactly

    `採用多通道等溫量熱儀以及無電極電阻率測定儀,將傳統的水化熱測試與電阻率測試結合起來,運用水化熱的熱敏感性與結構形成的結構敏感性,更加真實地描述了水泥漿體初始結構的瞬時形成狀態;系統全面地研究了高效減水劑對水泥水化過程的調控作用;運用微觀測試方法,深入探討了高效減水劑對水泥水化過程的影響。
  7. The perturbed theory given in chapter 2 and a new definition on sensitive dependence on initial values of impulse - interval functions are adopted. from the abstract to real, we discuss a real model, named integrate - and - fire circuits, simulating the dynamics of in - formation processing in neurons. by the means of marotto theorem, we prove ide g vii the existence of chaotic dynamics in this model with the parameters in some restricted regions

    接著,我們探討了一般的動態神經元的數學模型與脈沖微分方程的表示關系;對一種能用來模擬動態神經元動力學行為的整合-激發電路的模型作了分析,我們構造了合理的時間映射,分析了時間映射所具有的性質,並給出了該時間映射是馬羅陀意義下混沌的相應參數選取的具體演算法與表示式。
  8. The conductive coat has been applied on concrete test blocks during the compression test, the data shows that the conductive coat is rather sensitive to formation and extension of tiny cracks

    將導電塗膜應用於混凝土試塊的抗壓試驗,結果發現導電塗膜在快速加、卸載條件下對混凝土微裂縫的出現及擴展相當敏感。
  9. A nonlinear transient flows model for stress - sensitive formation were built, and the one classical and two classical approximately solution and t column source solution in laplace domain were go by pedrosa, kikani, wang xiaodon, etc. the stress - sensitivity study main focus on tuziluoke and yinan2 gas fields in tarim basin : the core samples stress - sensitivity is analyzed by the servo tri - axes rock mechanics test system. the data points plot on the semi - log plot does not show a single linear curve but two or multiple stage linear curves. the main reason is that the different pore structure type has different capability to against the compress

    在前人研究的基礎上,本文針對塔里木吐孜洛克和依南2兩個氣藏的壓敏特性進行了深入的研究:利用引進於美國的全伺服三軸巖石力學實驗系統,針對所研究工區的塔里木吐孜洛克氣藏和伊南2氣藏高壓低滲的特點,對所選取的巖心進行了一系列模擬地層條件下的壓力敏感性實驗,獲得了大量的實驗數據。
  10. Ultra - violet light is known to contribute to the accelerated aging of the outer layers of the eye and the development of cataract. while intense visible light damages the eyes photosensitive cells, thereby impairing their photo - sensory functions, infrared radiation literally cooks the sensitive tissues in the eyeball, and can precipitate the formation of small blind areas in the retina in extreme cases

    紫外線會縮短眼球外部組織的壽命及導致白內障可見光會破壞眼內的感光細胞,減低甚至完全摧毀它們的感光能力紅外線則會灼傷眼球內的組織,嚴重的話更會形成細小的盲區。
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