first data series 中文意思是什麼

first data series 解釋
第一組數據系列
  • first : adj 1 最初的,最早的。2 最上等的,第一流的。3 基本的,概要的。4 高音(調)的。n 1 最初,第一;第...
  • data : n 1 資料,材料〈此詞系 datum 的復數。但 datum 罕用,一般即以 data 作為集合詞,在口語中往往用單數...
  • series : n 〈sing pl 〉1 連續;系列。2 套;輯;叢刊;叢書。3 【生物學】區;族。4 【植物;植物學】輪;列;...
  1. Applying the information extracted from numerous hydrographic data of field trials collected by h / hcs - 017, the first set of multi - beam swath bathymeter developed in china, a series of mosaic techniques have been carefully studied in this thesis, including digital terrain model building, statistical error analyzing, hydrographic data mosaicking as well as tides correction and projection of the earth coordinates. finally, standard digital sea - charts and three dimensional seafloor images are successfully developed that are consistent with hydrographic surveying principles

    本文利用我國第一臺h hcs ? 017型條帶測深儀的測量數據進行拼圖技術的研究,主要研究的內容有:利用分帶原理對深度數據進行潮汐修正,得到瞬時海面的深度數據;對測深數據進行誤差分析處理,去除野值;將多波束數據進行坐標變換及投影轉換后構建數字地理模型,進而根據海道測量規范繪制標準海圖。
  2. The way of taking one nth out of capacitor ' s the first harmonic capacitive reactance as its nth harmonic impedance is verified whit the data from tang7c. according to the approximately estimating method, the first harmonic impedance of 220kv system is calculated. on the basis of the models, this paper gives the harmonic equivalent circuit of substation and gives the b ( n ) function of the harmonic time n. when the capacitors has different combination, b ( n ) ' s value will also change, with the inputting local measurement data, the paper studies the series and parallel resonance at the substation, and deduces that the reason the capacitor ' s fuse of tang6c is frequently interrupted is that its capacitor current contains a large number of 5th harmonics, and that the reason the discharging pt of tang7c capacitor being exploded is also that the 7th and 9th harmonic currents are amplified

    據此,對該站進行了串聯諧振分析和並聯諧振分析,並結合測試數據和有關變電站的運行記錄,指出了導致該站電容器湯6c頻繁燒保險的主要原因是5次諧波電流含量偏高,引起湯7c放電pt爆炸也是因為7次和9次諧波電流被放大。針對這些導致湯陰變電站補償電容器故障的原因,提出了相應的諧波治理措施,包括針對湯6c電容器5次諧波電流含量偏高的原因,提出了停運湯6c電容器或者通過把湯sc電容器的部分容量併入湯6c電容器(湯sc其餘部分停運)以增加湯6c諧波承受能力的措施;針對# 2變低壓側7次和9次諧波電流被放大的現象,提出了在湯7c電容器上加裝一定百分比的串聯電抗器的措施。
  3. The molecules we studied are a series of trans - stilbene derivatives. first, we applied dft method optimized the new synthesis molecule 4, 4 ' - bis ( dimethylamino ) stilbene ' s structure, and used few states model calculated its tpa cross section. the results agree well with the experiment data

    首先,我們在密度泛函理論( densityfunctiontheory )的水平上對最近合成的分子材料4 , 4 -二甲氨基二苯乙烯的結構進行了優化,然後採用少態模型方法計算了分子的雙光子吸收截面,得到了與實驗符合很好的結果。
  4. Method ; this selects the first data series

    方法;這選擇第1個數據series 。
  5. Selects the first data series

    選擇第1個數據series
  6. Since the data are available on a quarterly basis we must first deseasonalize the time series.

    由於數據隨季節而變化,所以必須對時間數列進行調整。
  7. However, as most linux kernel testing efforts have only been conducted over short periods of time, this series of tests provides us first - hand data and results of longer runs

    然而,由於大部分的linux內核測試工作歷時都比較短,因此本系列測試為我們提供了長時間運轉的第一手數據和結果。
  8. We present two different frameworks to analyzing the high frequency time series : first, regularly spaced sampled observations, which is sampled with interval of one hour, one minute even one second ; secondly, the irregularly spaced data, such as transaction by transaction data 。 the main work and innovations of the dissertation include : 1. through empirical research of high - frequency time series of shanghai composite index, the paper researches the different statistical properties on different frequency

    高頻時間序列的分析與建模是金融計量學的一個全新研究領域。金融市場中高頻時間序列分為兩類:一類是采樣間隔相等的數據,比如一小時、十分鐘、五分鐘、甚至是以秒為單位採集的按時間先後排列的等時間間隔的數據;另一類是指對交易過程實時採集的數據,也就是每筆交易的數據(顯然是不等間隔的數據) 。
  9. At first, through the thermal analysis of chana sc6350 ac system, this paper clearly defines the main problems which need to be conquered emphatically. on the base, a series of test research on the optimizing disposition of the ac system has been done, and a large number of valuable data have been obtained, so that, the improving method of the ac system has been determined. in addition, the improving heat preservation measures have been researched comprehensively, by the ac environment imitating test, it was proved that these measures were very useful to strengthen the refrigerating effect and improve the riding comfort

    本文首先通過對長安牌sc6350微型客車空調系統進行了有關的理論計算,找到了該車型空調系統存在的根本缺陷,明確了需重點解決的問題,在此基礎上,進行了一系列的空調系統優化配置的試驗研究,獲得了大量有用的數據,確定了該車型空調系統的改進方案。此外,對整車的保溫隔熱措施進行了全方位的改進研究,通過環境模擬試驗表明,這些改進措施對增強製冷降溫能力、改善乘坐舒適性具有明顯的效果。
  10. Pcd advanced the state - of - the - art with a series of innovations ranging from the very first laptop computers to the latest high - security technologies, such as the built - in " air - bag that protects data, and biometric identification that protects user identity

    其目的為使電腦運算技術更在家庭與工作使用應用上更為便利,因而促成ibm個人電腦部門pcd成立,專門研發並推展個人電腦應用。
  11. Based on a large amount of experimental data, nonlinear analysis, such as complexity theory, and approximate entropy ( apen ) which is adopted systematically in the fluidization research the first time, are implemented in the time series analysis of pressure fluctuation and particle concentration in gas - solid fluidized beds, and the nonlinear characteristics of fluidized beds are discussed comprehensively

    本文在大量實驗數據基礎上,將非線性方法,包括復雜性理論,以及首次被系統引入流態化研究的近似熵,應用到氣固流化床壓力及顆粒濃度脈動時間序列分析中,較為系統地探討了流化床的非線性特徵。
  12. For the reasonable planning and construction of the highway network in medium - sized cities, at first, the thesis has compared the condition of china with one of foreign in the construction of highway network and presented the existing problems. in the foundation of the theory and methods of the planning of highway network, a series of principle and methods has been advanced, such as the method linked the method of gross control into 4 - step - forecast method. the thesis has discussed the data the od survey needed and the theory and methods of traffic demand forecast

    本論文從中小城市公路網建設合理規劃的角度出發,首先將中國的公路網建設情況與國外進行對比,指出了我國目前在公路網規劃中所存在的問題,隨后在研究公路網規劃的理論與方法的基礎上,提出了一系列的原則與方法,如總量控制與四階段法相結合的方法等,探討了進行交通調查所需要的數據信息、需求預測的理論與方法以及相關的影響因素。
  13. First, we construct a dividing segment model of neutralizer ; utilize runge - kutta method to give a series of iterative formula and complete calculation by running computer program. second, we make use of monte carlo way to simulate the pressure distribution. comparing the conclusion of simulation with theory calculation, we found that the data are very close

    為中性化室壓力分佈分析構建了中性化室分段計算模型,利用四階龍格-庫塔方法對其進行了迭代求解,最後編寫程序由計算機來完成計算;還利用蒙特卡羅方法對中性化室壓強分佈進行了模擬。
  14. First, we decide the basic data of this system : parameters describing chip ' s path, parameters, which can decide the parameters describing chip ' s path, a series of relevant math model linking these two kinds of parameters and relevant math models of chip ' s break by analyzing kinds of reciprocities between chip ' s path and barrier

    首先,經研究確定了開發本系統的基礎數據:切屑空間運動軌跡的參數和決定切屑運動軌跡參數的合理初始參數,聯系初始參數和切屑運動軌跡參數的一系列數學模型;通過對切屑與障礙物之間作用關系的分析,得出切屑折斷的數學模型和判據。
分享友人