phase sample 中文意思是什麼

phase sample 解釋
相位采樣
  • phase : n 1 形勢,局面,狀態;階級。2 方面,側面。3 【天文學】(月等的)變相,盈虧;【物、天】相,周相,...
  • sample : n 1 樣品,貨樣。2 標本;榜樣,實例。3 【統計】典型取樣,抽檢查。4 【電訊】信號瞬時值。5 【冶金】 ...
  1. Based on the analyses on mechanical properties, microstructure and fracture of - the microalloyed steels socrv with various heat treatment technique, it can be affirmed that various fractures arttribute to various mechanism, we can draw conclusion that the strength and toughness of microalloyed steels 50crv will be increase simultaneously by optimal heat treatment technique. to illustrate the mechanism of the strength and toughness of microalloyed steels socrv, we designed the comparative experiment and observed the microstructure of the sample which occurred at different quench and tempering temperature and different tempering time. the last experiment results were determined by the four factors : fined microalloyed elements grains, the decompound of martensite, martensite transformation of remnant austenite and the second phase precipitation

    為解釋微合金化50crv鋼強韌化機理,本文通過對不同淬火溫度,回火溫度,回火時間下的力學性能指標的對比及顯微分析,認為微合金元素的細化晶粒,馬氏體的回火分解,殘余奧氏體的轉變,第二相的沉澱析出共同決定了微合金鋼的強韌化情況,特別是由於微合金元素的存在,其細化晶粒及其碳氮化物的沉澱析出,導致鋼的良好的強韌性,並且如果工藝滿足第二相的沉澱析出強化大於回火馬氏體分解引起的軟化效應,會在硬度曲線中產生明顯的二次硬化現象。
  2. Tensile properties and impact properties measurements were done at room temperature. the volume resistivity of rectangular samples was measured using a zc36 electrometer and a high 240a voltage supply, for samples with a low resistivity level a dt - 9205b digital multimeter was used, silver paint was applied to ensure complete contact between sample and electrodes, namely, to eliminate the contact resistance. the phase morphology of blends was also studied using a jeol jsm - 5900lv scanning electron microscope ( sem )

    體積電阻率的測定:當r _ v 10 ~ 8時,製成100 100 4mm板材,用zc36型高阻儀測量;當r _ v 10 ~ 8時,用dt - 9205b型數字式萬用表測試試樣的體積電阻,為了減小接觸電阻對測試的影響,採用銀導電膠將銅片粘接在試樣的兩個端面上,靜置24小時,待銀導電膠凝固,試謝長瓊:熱拉仲對pet / pe / cb復合導電體系形態和性能的影響樣的電阻穩定后再測量。
  3. Using loges evaluation system, evaluate the microscopic seal ability of claystone formation in study area. and using standard breakthrough pressure of sample, incorporation with macrofeature as lithologic, sediment phase, thickness, continuity and so on, comprehensive evaluate the seal ability of every seal formation

    利用loges測井評價系統對研究區蓋層微觀封蓋能力進行了系統評價,並應用取心樣品的突破壓力標定,結合巖性、沉積相帶、厚度、連續性等宏觀特徵對各套蓋層開展了綜合評價。
  4. The sample is transported through the column by the mobile phase.

    試樣由移動相帶著穿過色譜柱。
  5. The results indicated that the sample was spheroidic nanometer particles and solid - phase method was better in preparation nanometer bismuth oxide

    實驗結果還表明固相法制備納米氧化秘比硝酸鹽水解法更好。
  6. New designed auto tracing arc eliminating device based on this technique contents more technology, which has sample circuit, wide tuning scope, quick response and low noise. this paper firstly introduces neutral grounding histroy. by analyzing the syntony grounding theory, the transient and stable process of one - phase grounding fault, the threaten to secure run of power system and the importance of exact compensation for capacitive current are cognized

    論文中首先介紹了中性點接地方式的發展過程,通過對諧振接地原理和單相接地故障的暫態、穩態分析,認識到接地故障對系統安全運行的危害,通過消弧線圈對接地電容電流的迅速準確補償是減小故障危害的最主要手段。
  7. Spe ( solid phase extraction ) as a technique of sample pretreatment for aquatic environmental pollutants analysis is reviewed

    摘要固相萃取技術非常適用於環境水質中痕量有機污染物的監測分析。
  8. In the second part of this dissertation ( chapter 6 and chapter 7 ), it is demonstrated that in low multiplicity sample, the increase of the fluctuation of event factorial moments with the diminishing of phase space scale, " erraticity ", are dominated by the statistical fluctuations

    在非對心碰撞中,初始坐標空間中的方位角不對稱性將導致末態粒子相對于「反應平面」的角依賴性。微觀上講,末態動量空間的大的各向異性來源於碰撞最初階段的大量的再散射。
  9. We introduce the fabrication of all samples and anneal of fexcu ( 1 - x ) granular film in detail. the configuration of granule film is investigated by scanning tunneling microscope ( stm ). the matter phase is analyzed by x - ray diffraction ( xrd ). the hysteresis loop of co / al2o3 / feni magnetic tunnel junction is studied by vibrating sample magnetometer ( vsm ). we use microresistance test system ( mts ) to investigate the character of resistance, conductance, voltage and current

    用掃描電子顯微鏡( stm )觀察顆粒膜樣品的表面形貌;用x ?射線衍射儀( xrd )對顆粒膜樣品進行物相分析;用振動樣品磁強計( vsm )對co al _ 2o _ 3 feni隧道結的磁滯回線作了研究;用微電阻測試系統對樣品電阻、電導、電流、電壓相關特性進行詳細的研究。
  10. This review introduces the basic principle of molecular imprinting technique and summarizes its application in sample pretreatment including molecularly imprinted solid phase extraction, molecularly imprinted solid - phase microextraction and molecularly imprinted membrane separation technique

    本文介紹了分子印跡技術的基本原理,綜述了分子印跡技術在樣品前處理中應用的研究進展。
  11. Fesi2 - based semiconductors have been studied due to its good performance, low cost and potential application in power generation using waste heat. state - of - the - art techniques such as levitation melting, rapid solidification and hot uniaxial pressing ( hup ) were used for sample preparation in the present work. the phase transformation, micro structure and transport properties of the materials have been analysed with xrd, sem / edx, raman spectroscopy as well as thermoelectric characterization

    在綜合評述國內外熱電材料研究新進展的基礎上,本文以懸浮熔煉、快速凝固和單軸熱壓等制備工藝為技術特徵,以mn或al摻雜fesi _ 2基合金為研究對象,採用xrd 、 sem / eds 、 raman光譜以及材料熱電性能測試等分析表徵手段,系統研究相變過程、微觀結構特徵及其對材料熱電性能的影響。
  12. Optimum design of sample size in two - phase sampling for stratifing

    二相分層抽樣時的樣本單位數的最優設計
  13. The design adopts ac sample method to get 3 - phase voltage and current samples. the design computes three basic electric parameters according the sample values and monitors the voltage and current of pumping machine with keyboard and lcd

    對抽油機工作電壓、電流進行數據採集,用方均根值法由交流采樣值計算三個基本電參數,並通過lcd和鍵盤進行隨時的監測。
  14. Fist, quick bit synchronization. the common methods are relative synchronization, multi - phase clock sample and so on

    第一,快速比特同步。常規的方案有相關同步法和多相位時鐘采樣法等。
  15. On the base of the development of thick film pastes technology, ru - based thick film resistor pastes have been studied due to select conductive phase and inorganic binder. state - of - the - art techniques such as rolling, screen printing and sintering were used for sample preparation. effects of ingredients, printing parameters and sintering parameters, microstructure on the properties of thick film resistor ( trf ) have been analyzed with xrd, sem, dsc and electrical tests

    本文在跟蹤國內外厚膜漿料技術發展的基礎上,以釕酸鉍/銀系厚膜電阻漿料為研究對象,通過選用合適的功能相和無機粘結相成分,以三輥軋制、絲網印刷和高溫燒結等制備工藝為技術特徵,採用xrd 、 sem 、 dsc等分析方法和電性能測試手段,系統的研究了漿料中各相的成分配比、制備工藝參數,以及膜層微觀結構對厚膜電阻性能的影響規律。
  16. From the experiments we can get a conclusion that with the characteristics of working well, sample circuit and light path, rated current error and phase error fulfilling accuracy class 0. 2, and respond speed and bandwidth superior to old electromagnetic current transducer, the hybrid current transducer we designed is practical

    實驗證明,採用這種方法設計的混合式光纖電流互感器工作可靠、電路和光路簡單,比差和相差都能夠很好地滿足國標中對0 . 2級電流互感器的要求,動態響應速度、帶寬等性能都明顯優于傳統的電磁式電流互感器,已經進入實用化階段。
  17. Thin layer resin phase spectrophotometric determination of trace bismuth in water sample

    薄層樹脂相分光光度法測定水中痕量鉍
  18. The phase structure of different cu - fe thin films were studied by using grazing incidence x - ray analysis ( gixa ). the texture and residual stress of different cu - fe thin films were measured by scan of x - ray diffraction ( xrd ) and 2 scan with different. the thicknesses of different thin films were characterized by means of small angle x - ray scattering ( saxs ) technique. by using atomic force microscope ( afm ) measured surface roughness of thin films. the component of different thin film was characterized by energy disperse spectrum ( eds ) and x - ray fluorescence ( xrf ). the magnetic properties of cu - fe thin films were measured by means of vibrating sample magnetometer ( vsm ). in addition, the giant magnetoresistance ( gmr ) effects of different films were also measured. the original resistance of the film fabricated by a direction - current magnetron sputtering system is directly affected by bias voltage

    利用掠入射x射線分析( gixa )技術對不同cu - fe薄膜的相結構進行了研究;利用xrd掃描及不同角度的2掃描對薄膜進行了結晶織構及殘余應力分析;運用小角x射線散射( saxs )技術測量了薄膜的厚度;採用原子力顯微鏡( afm )觀察了薄膜的表面形貌;運用能量損失譜( eds )及x射線熒光光譜( xrf )對薄膜進行了成分標定;使用振動樣品磁強計測量了不同cu - fe過飽和固溶體薄膜的磁性能;最後利用自製的磁阻性能測試設備測量了真空磁場熱處理前後不同薄膜的巨磁阻值。
  19. Abstract : on the basis of the theory of controlled phase - changes of piezoceramics, high - temperature polarizing technology makes initial working temperature a little higher than curie temperature of a sample, but the polarization voltage needed is greatly lower than the one needed in normal polarization ( only 1 / 10 - 1 / 5 ). the improved polarizing technology can make polarization more complete

    文摘:壓電陶瓷的高溫極化是利用受控的場致有序化的順電鐵電相變原理,使起始極化溫度略高於樣品的居里溫度,但所需的極化電壓大大低於常規極化,僅為1 / 10 - 1 / 5 ;選擇較高的降溫升壓速率,可使極化趨于更加完全,具有常規極化工藝無可比擬的優越性。
  20. After finished the cyclic voltammetry experiments, the results showed that iron steel grid can act as good current collector in the aqueous electrolyte. while the scan rate was fall in the range of 0. 5 - 4. 0mv / s, electrochemical reaction of the lithium insertion / extraction in the solid phase was kinetically limited by the diffusion of lithium ions. after 40 cycles in aqueous electrolyte the discharge capacities of sample of s13 reached 77mah / g, and showed good cycle performance

    在水溶液中不銹鋼網可以作為電極的集流體,在0 . 5 - 4 . 0mv / s的掃描速度范圍內,鋰離子在尖晶石鋰錳氧化物的嵌入和脫嵌的電化學反應在動力學上是受鋰離子在固相中的擴散所控制,充放電實驗顯示樣品s13在水電解液中經過40個循環后達到77mah / g的放電容量,具有很好的循環穩定性。
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