well sampling 中文意思是什麼

well sampling 解釋
井下取樣
  • well : n 1 井。2 泉水；源頭，來源。3 坑，穴，凹處；【礦物】礦井，豎坑；【軍事】（地雷的）井坑；【建築】...
  • sampling : n. 1. 取樣（品），取標（本）〈指行動或程序〉。2. 樣品，標本。3. 剽竊拼湊歌曲。
  1. To avoid sampling bias, they restricted their analysis to one group of animals ? the bivalve molluscs ? that fossilise well

    為了防止取樣的偏頗，他們將分析的對象限制在一類化石記錄保存完備動物? ?雙殼類軟體動物。
  2. Besides, this paper adopts the random finite element method, uses geometric and physical mechanical parameters that are relevant to lining weight of surrounding rock, coefficient of lateral pressure, height or buried depth of vertical loading, elastic resistance coefficients of surrounding rock, elastic modulus of support structure, unit weight of concrete, thickness of the structure as well as torsional strength and compression strength of concrete and etc., as random variables, applies the monte - carlo method to sampling by computer, preliminarily evaluates the reliability of bearing capacity and stability of molded concrete lining of the xuefeng mountain tunnel, and obtains the related displacement of the lining, mean value and variance of internal force, and computed the reliability index of lining structures

    此外，本文採用隨機有限元方法，將圍巖容重、側壓力系數、垂直荷載高度或埋深、圍巖的彈性抗力系數、支護結構的彈性模量、混凝土容重、結構的厚度以及混凝土的抗扭與抗壓強度等與襯砌結構有關的幾何與物理力學參數作為隨機變量，應用蒙特卡洛理論進行計算機隨機取樣，對雪峰山隧道模注混凝土襯砌的承載力與穩定性的可靠度進行了初步評估，得出了襯砌的相關位移與內力的均值和方差，並計算出了相應的襯砌結構可靠指標。
  3. Abstract : it is expounded the composition and detection method of the diagnostic system of dynamic failure for locomotive running gear. also discussed are the key technologies as ultrasonic resonance demodulation, identification of locomotive type & speed, message sampling of sensors tracing running mechanism and three dimensional diagnosis, as well as the feasibility test

    文摘:闡述了機車走行部動態故障診斷系統的組成及檢測方法，介紹了超聲共振解調、車型車速識別、多個傳感器跟蹤運動機械的信息采樣、三維診斷等關鍵技術及其可行性試驗情況。
  4. The company is specialized in the production of small diameter valve suitable for electrical station as well as sampling device and automatic feeding device for firepower electric plant, stop valve for high temperature and high pressure condition, throttle valve for high temperature and high pressure condition, counter - pressure high efficiency cooler, bi - screw reducer, fine adjustment valve together with pipe break, stop valve, diaphragm valve, plug - in speedy connector, ball valve and various special valves in addition to meter connector

    公司主要專業生產小口徑電站閥門及火力發電廠的爐內化學檢測集中取樣裝置、爐內自動加藥裝置，高溫高壓截止閥，高溫高壓限流閥，反壓式高效冷卻器，雙螺桿減壓閥、微調閥等取樣裝置件和石油化工行業使用的管道閘閥，截止閥，隔膜閥，承插式快速接頭，球閥及各種特殊閥門，儀表接頭等。
  5. For farther research in practical status and birth mechanism of information man - oeuvre rent seeking, the thesis usees decision - making and game theory to build gamemodel, linking to character of information manoeuvre rent seeking and adding some hypothesis and parameter. use typical sampling with punish decision from security monitor committee of china, and do positive research, result shows that from those years information manoeuvre rent seekings in china have been in a high frequency state, many prescripts of < security law > have not been enforced well on checking of lawless cases, degree of punish cant hold back the information manoeuvre rent - seek - ing impulsing. at the effective monitor of stock market, not only probability of check is low, but rate of succeed is low too

    實證研究結果表明，近年來，我國證券市場的信息操縱行為處于高頻率狀態， 《證券法》的有關處罰規定在現實中沒有得到嚴格的實施，懲罰力度不足以有效遏止市場的尋租沖動，在市場有效監管上，不僅稽查的概率偏低，而且稽查的成功率也有待提高，合理改進稽查概率、稽查成功率、懲罰力度、中小投資者抗租能力等相關參數，是提高市場效率的有效途徑。
  6. High precision ad chip is used for intermediate frequency data sampling and fpga of virtex - series is used for the implementation of intermediate - frequency orthogonal system, which includes the sequencing control design for mult - channel radar system with verilog, the application of ip core of digital filter and fifo, as well as the communication control module with dsp. as the master control part, the software programming for the communication between dsp and fpga is designed. the experimental result with hardware circuit shows the design is valid and practical

    採用高精度的adc晶元完成中頻采樣，通過virtex -系列fpga設計中頻正交系統，主要包括通過verilog語言實現多路雷達中頻接收的時序控制，通過濾波器ip核實現濾波器的設計，以及利用c語言實現dsp的通訊控製程序設計。並給出了fpga在資源和速度上一些優化的方法，調試過程中影響中頻正交接收性能測試的因素。
  7. Both of algorithms adopt asynchronous sampling, which can save hardware expenses and make the best of the advantages of software. the algorithms, as well as the factors that impacts the measuring accuracy, are analyzed and tested by the simulations on labview platform ; at the same time, the feasibility of the algorithms on labview platform is verified

    給出了基於頻譜校正的電氣信號測量新演算法與基於fft分析的閃變計算方法，這兩種測量演算法均是建立在非同步采樣的基礎上，節約了硬體開銷，可以最大限度的發揮軟體的優勢。
  8. Abstract : it is well - known that the sampling period of some da ta acquisition syst ems ( das ), if not short enough, may limit the evaluation of their transient perfo rm ance

    文摘:數據採集系統的采樣周期是有下限的，即其採集速率不可能無限高，這在實際應用中常常限制了其瞬態響應特性的獲得。
  9. Chapter 5 introduces sampling - holding device principle, types and main performance parameters. we discussed the relationship between the sampling and the s - h device. chapter 6 discussed the pre - processing of sampling data including the scale transforming, digital filtering, reducing oddity and eliminating or pick - up tread item as well as smoothing process of the sampling data

    在第6章，對采樣數據的預處理進行討論，包括采樣數據的標度變換、采樣數據的數字濾波、剔除采樣數據中的奇異項、去除或提取采樣數據的趨勢項、采樣數據的平滑處理等數據處理方法。
  10. Checklist format is well followed and used with no exception. sampling plan and activities are well set and implemented respectively

    毫無例外地跟按核查單執行，建立良好的抽樣計畫及實施相關活動
  11. A survey using a cluster sampling of adolescence was conducted to investigate the characteristics of self - disclosure and self - concealment in adolescence and the relationship between them and subjective well - being. 691 adolescents participated in filling in an anonymous questionnaire

    摘要採用問卷調查的方法，對691名初一至大四學生的自我表露和自我隱瞞特點及其與主觀幸福感的關系進行了研究。
  12. The ways of the sampling, the sound detecting, the near infrared and others in the word ca n ' t supply well and truly the grain pests " category, dense and other parameters

    目前國內外的扦樣、聲測、近紅外等檢測方法均不能準確地在線提供糧蟲的種類、密度等信息。
  13. The main hardware of the system includes isolating and driving of the pwm signal, sampling and processing of the signals of control, as well as hardware protection circuit

    系統硬體主要包括pwm信號的隔離和驅動，控制信號的採集和處理，以及硬體保護電路。
  14. In the paper, the gpr system developed by us employs several optimization techniques to enhance the system performances, including antenna, sampling - hold circuit, orientation wheel, function of system software, multithreading, and signal processing algorithms. as the result the system works more well with these techniques, and its azimuth and distance resolution of 10 cm has been achieved with detection depth of more than 50 cm. the main contents of this dissertation are summarized as following : 1

    本文根據探地雷達系統工作原理，在電子科技大學探地雷達系統樣機研製的基礎上採用了各種有效的優化技術，包括探測前端、采樣保持電路的優化，定位輪、目標定位、多線程技術的應用，數據採集處理和控制軟體功能的拓展、各種有效的信號預處理演算法的應用等，顯著提高了系統的探測性能和增強了探測效果，使得系統方位、距離解析度均達到了10cm ，探測深度大於50cm ，其性能指標達到國外先進水平，為進一步的實用化奠定了重要的基礎。
  15. I a study on the comparison between quantitative and semi - quantitative sampling methods for stream macro - invertebrate assemblages quantitative sampling method for stream macro - invertebrates is well used in stream ecological study, and semi - quantitative method is widely used in water quality bio - assessment. the results from comparisons of the number of species, individuals and values of metrics between the two methods were showed as follows : 1

    對定量采樣法和半定量采樣法在個體數、種類數和種類相似性及生物指數等方面關系的研究，為探討半定量采樣法的科學性和實用性，進一步完善水質快速生物評價采樣法（半定量采樣法）提供科學數據。
  16. The committee is also examining the sampling methods required for testing for microbiological contamination, pesticide residues and aflatoxins, based on existing usda bam guidelines as well as codex procedures

    根據現行的美國藥品食品管理局bam指導方針及codex藥典程序，委員會正在審查微生物污染物、農藥殘留、黃麴黴毒素檢驗的取樣方法。
  17. Thedeviation was caused by the influence of the condensate temperature in the equalizer andthe positive / negative sampling tubes as well as by the effect of the high ambienttemperature

    對此，分析了鍋爐水位偏差的原因有平衡容器內凝結水溫度問題，正負壓取樣管內凝結水溫差的問題及環境溫度高的問題。
  18. The content analysis on the study of news values theory in the new times ( after 1979 ). due to the great quantities of the literatures and a great coverage characterized in this period, i take sampling research as an approach, in order to reflect the situations in their width and depth as well, that is, a combination of micro - viewpoints with macro - viewpoints

    新時期我國新聞價值理論研究的內容分析：基於這一時期原始研究文獻數量多、跨度大的實際特點，因此對于研究文獻進行了抽樣，使研究盡可能地既反映「面」上的情況，又反映「點」上的情況，即宏觀與微觀相結合。
  19. The survivallence results revealed the prevalence of s. aureus and ps. aeruginosa in almost all sampling sites, irrespective of season indicating their long - term survival and consequent threat to hospitalized patients as well the working employees

    結果顯示金色葡萄球菌及綠膿桿菌幾乎各采樣點均測得，且與季節無關，顯示其存活時間非常長且不論對病患或醫院工作人員都是一項威脅。 。
  20. It is a synthesis combined with optical, mechanical and electrical knowledge. under the control of computer this meter not only can realize many noncontact measurements in high definition and efficiency without destroying object surface, but also can be easy to fulfill some automatic demands like dynamic sampling, real time processing, on - line measuring. so it will be well used in the modern industry measurement and has a wide prospect in the future

    在計算機控制下，光、機、電相結合的微厚測量儀，不僅能實現高精度、高效率的非接觸測量，不破壞被測物體表面，而且易於實現動態采樣、實時處理、在線測量等自動化要求，因而在現代化的工業測量中將具有廣泛的應用和前景。
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