work sampling 中文意思是什麼

work sampling 解釋
工作抽查法
  • work : n 1 工作,操作,勞動,作業;工件;功課;努力;行為,作用。2 (待辦的)事務,業務;職業。3 〈前有...
  • 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. Finally, approach to improve the performance of the system is put forwards based on the analysis of the experimental results. the following work has been done in this paper : l. have put forward an integrated distributed fbg sensoring demodulation system and have settled the whole set of equipments and experimental devices of the system. software corresponding to a 8 - byte and a 16 - byte sampling card have been developed respectively

    在前人研究的基礎上,設計了一整套分散式fbg傳感解調系統,搭建了整個分散式fbg解調系統的實驗裝置系統,分別設計了使用8位和16位采樣卡進行數據接受和處理的軟體系統,並對采樣得到的數據進行分析和處理。
  2. The thesis reviews the theory which is the basis of synthetic aperture processing and introduces five algorithms of image reconstruction : the coherent addition provides a good opportunity for the real time sas ; the envelope processing can work when sonar echo returns lack phase coherence ; the i - q processing can reduce the sampling rate ; the broadband and ctfm processing are both aimed to increase the sas mapping rate

    討論了用於重構圖象的五種演算法,包括簡單的可進行實時處理的相關合成法,可以在缺乏相位信息時使用的包絡處理法,可以降低采樣率、減少運算量、存儲量的正交處理法,可以提高聲納運行速度,從而提高成象率的寬帶處理法和ctfm法等五種演算法。
  3. This thesis has introduced the development of the traditional wireless sensor network and current situation at first, then analyzed the principle an framework of the wireless sensor network, and the challenge to the traditional wireless sensor network technology for environmental monitoring, put forward the novel environmental monitoring system based on wireless sensor network technology, have recommended a kind of brand - new wireless node design plan of framework of wireless sensor network and node hardware to be designed and realized, then based on ieee 802. 15. 4 standard, this thesis analysed the design faces the wireless communication protocol stack used in environmental monitoring, have introduced the realize of physics layer, data chain layer, network layer, application layer. have solved the wireless sensor network data sampling, systematic energy - conservation optimize, this thesis summarized the preceding work finally, have looked forward to the development, application and commoditization in the future

    本文首先介紹了傳統無線傳感器網路的發展概況及現狀,然後分析了無線傳感器網路的原理與架構及其在環境監測對傳統無線傳感器網路技術的挑戰,接著本文提出了新穎的基於無線傳感器網路技術的環境監測系統架構設計,介紹了一種針對大氣環境監測的全新的無線傳感器網路節點的構架設計方案以及節點的硬體設計和實現,然後本文以ieee802 . 15 . 4標準為基礎分析設計了面向環境監測應用的無線通信網路協議棧,從工程角度介紹了物理層、數據鏈路層、網路層、應用層的設計實現,解決了無線傳感器網路節點的數據採集、節點互聯以及系統節能優化等問題,最後本文總結了前面的工作,展望了基於無線傳感器網路技術的環境監測系統在未來的發展方向和應用方式等幾個方面的發展遠景。
  4. The safety of transmission line plays a important role in power system safety it is not only the requirement of ensure supply power reliability, but also the necessary precondition of enhance power system stabilization, to remove faulty line quickly and accurately, also keep non - faulty line continuous work when some transmission line faults current differential protection is a kind of simple, reliable and good - selective protection manner to any variety of transmission lines, power system development needs current differential protection apply to transmission lines, moreover the advancement of electric and communication technology enable current differential protection apply to transmission lines firstly, the paper discusses, analyses the research and application transmission line protection in detail, compare the principle and realistic presupposition of general line pilot protections secondly, because conventional current vector differential protection are influenced easily by load current and transitional resistance, in order to at the same time quicken protection act, the principle and criterion include work characteristic of differential protect based on fault component sampled values are studied, results shows that differential protect based on fault component sampled values excels general vector current differential protection in reliability, sensitivity and anti - saturation of current transformer in addition, synchronous current sampling methods at all terminals of line is analyzed and estimated lastly, the principle and criterion. also device design about current sampling values differential protection based on optical fiber communication, which apply to short transmission lines are concretely investigated,

    基於基爾霍夫定律的電流差動保護無論對於何種形式的輸電線路都是一種簡單、可靠、選擇性強的保護形式,電力系統的發展使得電流差動保護應用於線路保護成為需要,而電子、通信技術的發展使得電流差動保護應用於輸電線路成為可能。首先,本文對目前線路保護的研究和實際應用情況進行了討論和分析,比較了常用線路縱聯保護的實現原理和實現條件及優缺點。其次,針對常規相量電流差動保護易受正常負荷電流和故障過渡電阻影響的缺點,同時為加快差動保護的動作速度,對基於故障分量瞬時采樣值電流差動保護的原理、判據、動作特性等作了討論和分析,結果表明基於故障分量瞬時采樣值電流差動保護在可靠性、靈敏度、抗電流互感器飽和方面明顯優于常規相量電流差動保護,對電流差動保護各端的同步采樣方法和數據通信也進行了分析和評價。
  5. Poker for advertising, low cost to achieve best effect ; computer design - carving - sample - four colour printing - full service introduced machines like electric separating machine from u. k, 12 apple computers from u. s. a, copying machines from germany, sampling machine from japan will in combination work out best accurate productions

    擁有英國產m656電分機美國產蘋果電腦二十余臺德國產全自動拷貝機日本進口全自動整張打樣機等一批中外先進的生產設備,徹底實現了高精密圖象與創意的完美結合。
  6. Therefore, based on the key project ? esearch on some basic problems on quality control and source tracing in modern manufacture ? ( no. 59735120 ) sponsored by national natural science foundation, a deep research is made in this dissertation its branch subject ? the theory and technology of zero - waste control. the main work and achievements are as follows : 1. on the basis of the introduction of common quality control methods, some key problems about statistical quality control are elaborately discussed ; a method to decide the quality control line is developed ; a mathematical model based on the sampling plan of multi - variation of product quality is set up ; the process manufacturing condition of quality control chart is discriminated using the theory of fuzzy diagnosis

    為此,本文基於國家自然科學基金重點資助項目「現代製造質量控制、溯源若干基礎問題的研究」 (項目編號: 59375254 ) ,重點對其中的子課題? ?零廢品控制理論和技術進行了深入的研究。論文的主要工作和取得的成果如下: 1在介紹了常用質量控制方法的基礎上,對統計質量控制的幾個關鍵問題進行了詳盡的討論,提出了質量控制界限的確定方法,建立了基於產品質量多變異的抽樣方案的數學模型,利用模糊識別理論對質量控制圖工序加工狀況進行了判別。
  7. This part of work involves several key problems as follows : - 1 ) coupling technology of laser source with the optical fiber ; 2 ) the construction of the sampling device and the selection of relevant parameters ; 3 ) the technical platform for the treatment and modification of fiber / capillary annular column sensing element ; 4 ) the selection of the size or parameters, design, machining and assembly of the sensing instruments ; 5 ) the construction of the multichannel detection system, the collection and processing of the digital signals and the exploiture of relevant software ; and so on

    傳感裝置各部件尺寸或參數的選擇,設計、加工和組裝;一5多通道檢測系統的構造,數字信號的採集及軟體的開發;等等。根據我們的設想,我們研製出了基於通用和快速檢測的裸光纖模式濾光傳感裝置和基於多組分同時選擇性響應的修飾光纖模式濾光色譜傳感裝置。
  8. The paper first reviews the research background and actuality of the filter " s design in china and other country, introduces the meaning of the project and the work of the paper, narrates the theory of the switched - capacitor network and the basic switch building blocks, analyses the related factors of the design of sc filter. such as the selection of the architecture, the trade off of the opamp " s gain, bandwidth, phase margin, slew rate and setting time, the effect of the switch " s on resistor, how to reduce the charge injection and the clock feed - through, the power consumption and the selection of the sampling frequency and so on

    本文首先回顧了濾波器設計的國內外研究背景和現狀,介紹了本課題提出的意義以及本文的主要工作,論述了開關電容網路原理和基本開關模塊,分析了開關電容濾波器設計的相關因素:電路結構的選擇,對運算放大器設計中高增益、寬帶寬、相位裕度、轉換斜率和建立時間等的折中考慮,開關的打開電阻對電路的影響,開關電容電路中怎樣減少電荷注入和時鐘饋通,以及整個電路的功耗問題和采樣頻率的選擇等。
  9. Also a test system is set up, and the work status of the system is controlled by single chip to download the data of initial registers and control registesr. and the logical analyzer is used to sampling the output signals

    搭建了一個驗證系統,通過單片機來配置初始化寄存器和控制寄存器的值來控制系統的工作狀態,用邏輯分析儀採集輸出的信號。
  10. Abstract : a new current feedback control method of brushless dc motor ( bldcm ) is introduced in this paper, which combines the traditional overlap method with the fixed - frequency sampling current control method. it both stabilizes the work frequency of the inverter, and improves the commutative performance of bldcm. and it is verified by the result of the simulation

    文摘:提出一種永磁無刷直流電機電流反饋新的控制方法,即採用常規重疊換相法與定頻采樣電流控制相結合的方法,既能穩定逆變器的工作頻率,又改善了永磁無刷直流電機的換相性能,利用模擬對提出的方法進行了驗證。
  11. The article also includes the work as follows : 1. finished designing the hardware collective circuit and its controlling program, and using the dissynchronous fifo technique and independent clock circuit to solve the problem of high - accuracy regular - frequency sampling and the match system speed

    論文還完成了以下工作: 1設計現場診斷儀的硬體採集電路及相應控製程序。應用異步fifo技術和獨立時鐘電路,解決了高精度定頻率采樣以及系統速度匹配問題。
  12. Based on the comprehensive analysis of the application status and the existed problems of transmission line fault location, this dissertation presented a new algorithm for fault location based on two - terminal asynchronous data, which can make correction for the integrate error of line parameter, length of transmission line, sampling value and so on. at the same time, it can work out the two - terminal asynchronous phase angle with the corrected parameters

    本論文在充分分析了國內外故障測距的理論與技術以及存在的問題后,針對輸電線路故障定位因線路參數變化對定位準確度的影響,提出了能夠對線路的參數、長度和采樣值等誤差等進行綜合誤差修正( cie )的新演算法,並利用修正後的參數來求解兩端的不同步相角差。
  13. Method national system sampling survey of the area of four kinds work place of institution of disease prevention and controlment, compute the proportion, and compare with standard

    方法全國系統抽樣調查省市縣各級疾病預防控制機構的各類工作用房面積,計算構成比,和建議標準進行比較。
  14. In order to decrease the influence of the interference sources during the test and acquire more reliable and more accurate data, this paper has made a comprehensive investigation on the process of performance measurement based on hardware performance monitoring, including main work as follow : ( 1 ) we have investigated the function and bottom implement of the performance monitoring hardware, and deeply studied on the ia - 64 processors with more advanced mechanism of hardware performance monitoring than others, including program counter sampling 、 period statistics 、 invalidated event address sampling and event restriction

    本文以減小測試過程中干擾源的影響程度,獲得更可靠、更準確的性能數據為根本目標,對基於硬體性能監視的性能測試過程進行了深入地研究,主要包括以下研究工作: ( 1 )以ia - 64處理器為例,研究了性能監視硬體的底層實現和功能,並重點研究了ia - 64處理器上較其他處理器先進的硬體性能監視機制,包括程序計數器采樣、周期統計、失效事件地址采樣和事件限制。
  15. Social welfare department has commissioned dr. edward chan ko - ling of the department of social work and social administration of the university of hong kong to conduct a representative, random sampling, household survey on domestic violence, which was the first of the same kind in hong kong

    較早時,社會福利署委託香港大學社會工作及社會行政學系助理教授陳高凌博士就本港的家庭暴力問題進行首次大型隨機抽樣研究調查。
  16. Working at automatic mode the system can transmit the data to computer through the parallel port which work at epp ( enhanced parallel port ) mode. then the computer shows the characteristic relation curves and acquires the characteristic arithmetic expression. the sampling frequency reach to 4khz, the core of control system is microcontroller uint ( mcu ) 89c51 , the data acquisition is 12 bite

    也可以工作在自動方式下通過并行介面(工作于epp模式) ,把測量到的數據輸入計算機,在計算機上顯示特性參數間的關系曲線,以及求出參數間的數學關系式,其采樣頻率可達4khz 。
  17. In chapter 1, the author first study the two - stage confidece intervals for the variance of a normal distribution, then work out the optimal sample size of the first stage by numerical computations and establish a proof for the non - existence of fixed - size sampling

    在第1章里,作者首先研究了正態總體方差的兩步置信區間,並用數值計算的方法給出了第一步的最優抽樣量,且證明了固定樣本抽樣的不存在性。
  18. 2 classify raw material into different classes based on incoming inspection histories ; work out specific sampling plan for each classes and get qc supervisor ' s approval

    根據進料檢驗的歷史數據,將原材料進行分類;為不同類別的原材料制定抽樣計劃並得到qc主管的批準。
  19. Carry out regular work sampling studies within the department and evaluate the performance and productivity of personnel

    在部門內擔負日常工作采樣研究,並評估個人的表現和生產能力。
  20. Work sampling technique

    工作樣本技術
分享友人