pretreatment phase 中文意思是什麼

pretreatment phase 解釋
預處理階段
  • pretreatment : 初步加工
  • 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，...
  1. In the phase of image pretreatment, the main jobs of this system includes dot operation, image swell, positive chiasma transform, edge extraction and edge swell, outline track, etc. because the visual system itself is a neural system, systematizer designed in the paper adopts bp neural network to accomplish computer image identification, the system has some advantages over the traditional one, but with the extensive application of bp neural network, the problems existing in bp neural network come forth increasingly

    在系統軟體設計部分中，首先是對所選零件進行模式識別，包括圖像預處理、特徵提取和分類器設計三個階段，其中在圖像預處理階段本系統主要做的工作有：點運算、圖像增強、正交變換、邊緣提取和邊緣增強、輪廓跟蹤等。由於視覺系統本身就是一個神經系統，故本文所設計的分類器採用bp神經網路，其具有一些傳統技術所沒有的優點。
  2. 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。
  3. 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。
  4. Aluminum coagulation pretreatment enhances the uf removal of ha and greatly ameliorates the effect of ha on the membrane flux decline. at ph = 7. 0 the mechanism is adsorption of ha on the amorphous solid - phase al ( oh ) _ 3 ( s ), while at ph = 5. 0 the mechanism is charge - neutralization. in terms of the removal of ha ( toc, uv _ ( 254 ) ) and the membrane flux decline, the effect of coagulation under ph = 7. 0 condition turns out to be much better than that under the condition of ph = 5. 0

    Ph = 7 . 0條件下的混凝預處理機理主要是鋁鹽高分子水解產物對腐植酸的吸附網捕作用， ph = 5 . 0時的機理主要是帶正電荷低分子鋁鹽水解產物吸附電中和作用，從toc和uv254的去除率以及膜滲透通量的變化情況來看， ph = 7 . 0條件下的混凝預處理優于ph = 5 . 0 。
  5. And the initial capacity is higher than that of doped - monoelement. in addition, a new modified calcination method was first put forward that is pretreatment + annealing. pretreatment makes it more easy to obtain pure phase and annealing makes the partical size distribution more even

    03時產物有較好的綜合性能，比之單組元摻雜達到較佳性能時的摻雜量要減少，並且初容量升高，初容量為115m吶，第三次循環容量為114mah g 。
  6. The pretreatment of food samples for determination of organochlorine pesticides residues were described in this article, including several new technology which development during recent years, for example : supercritical fluid extraction, accelerated solvent extraction and solid - phase microextraction, these methods have reduced the time and solvent needed for sample extraction

    摘要綜述了近十年來國內外對于食品中有機氯類農藥分析的前處理技術，其中包括了近幾年出現的一些新技術，如：超臨界流體萃取、加速溶劑萃取和固相微萃取等，這些新技術不但縮短了樣品的前處理時間並且減少了有機溶劑的用量。
  7. This paper focus on these problems and discusses the possibility of using pseudo - random code phase modulated ( prcpm ) technology in measuring high speed target. at first the basic principle of the m series is given, then a doppler pretreatment method is given

    首先介紹了m序列編碼基本理論，然後給出了m序列調相雷達多普勒預處理的方法，該方法充分利用了m序列的移位相乘后仍為m序列的特性，並且將該方法擴展到一般的二相碼序列。
  8. A new sample pretreatment technique : liquid - phase microextraction

    一種新的樣品前處理技術
  9. The controller takes full advantage of the features of ti tms3201f240xa processor, such as high performance processing capabilities, plenty of peripherals on chip and high real time control. by the vital of these features the fast ac sampling, synchronic pulse, digital shift phase trigger pulse, can bus communication, pid control method and excitation limitations are realized. the pretreatment of the switch signals and the test of the shift phase trigger pulses are realized by using the complex programmable device ( cpld )

    該勵磁控制器充分發揮了tms3201f240xadsp處理器的強大的數據運算能力、豐富的片內外設資源和較強實時控制能力，用單片系統結構實現了快速交流采樣，數字同步脈沖形成， can現場總線網路、以及pid控制演算法和各種勵磁限制等功能；用cpld器件實現了開關量抖動預處理和可控硅觸發脈沖遺漏的檢測，減輕了dsp處理器負擔，提高了勵磁控制器可靠性、抗干擾能力和控制能力；使用vc + + 6 . 0開發的基於windows操作系統的勵磁系統調試軟體，人機界面簡潔友好，使用操作靈活方便。
  10. At first, this paper introduces solid phase microextraction ( spme ) technology, includes studies of course parameter applications in the pretreatment of the sample, the prospect of study and the theoretical foundation,

    本文首先對固相微萃取（ spme ）技術進行了綜述，對固相微萃取的過程參數優化研究，在樣品預處理中的應用，研究展望，理論基礎進行了介紹。
  11. Through the analysis on the process of hydrological time - series data mining, we can find that there are many similar parts in this process in spite of the complex composition of business logic application. therefore, the process of time series comparability search is composed of three continuous phases, such as data pretreatment, characteristic mode mining and comparability measurement. there are a lot of different algorithms performing same function in every data mining phase

    經過對水文時間序列數據挖掘過程的分析，可以得到，雖然其中的業務邏輯構成比較復雜，但其基本成份卻有許多相同或相似的部分，所以，一般可以將時間序列相似性搜索的過程分為數據預處理、特徵模式挖掘和相似性度量等幾個連續的階段，而每個階段里都有許多完成相同功能的基本演算法。
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