checking signal 中文意思是什麼

checking signal 解釋
核對信號
  • checking : 產生裂縫
  • signal : n 1 信號，暗號；信號器。2 動機，導火線 （for）。3 預兆，徵象。adj 1 暗號的，作信號用的。2 顯著的...
  1. Supervise the implementation of detailed network optimization, such as : network performance indicators analyzing, signaling trace, parameters and handover relationship checking, sites and hardware detecting, radio signal coverage and interference problems solving etc, in order to improve the whole network service quality

    負責具體優化措施實施，如進行話務指標分析，信令跟蹤，參數及切換關系檢查，站點及硬體故障檢查，信號覆蓋及干擾問題檢查等等，以提升整體網路服務質量
  2. Checking all series simulation signal and interlock alarming signal between dcs and auxiliary instrument panel. it and first ? level test is the heart of plant testing

    這一層次調試檢查dcs與輔助儀表盤間的所有串列信號模擬及聯鎖報警信號等，它與第一層次一起，構成了裝置調試的核心。
  3. One forward optical receiver module takes one slot, after power double - amplification inside, send out 1 way rf signal 104dbuv and 1 way level checking signal, or two - distribution output

    一個正向光接收器模塊佔一個槽位，內置功率倍增放大，輸出1路射頻信號104dbuv和1路電平檢測口，或二分配輸出
  4. Interface circuits include auto - routing, load switch, polarity - reverting signal inverting and on - off hook checking

    埠電路包括自動路由切換，負載轉換，反極跳轉，摘掛機檢測等部分。
  5. Running all ferrule fans, signal conrertor fans, hardpand ? driving fans, top cabinet, door ? fans, and checking whether they are normal or not

    將各嵌套扇、信號變換器風扇、硬盤驅動器風扇、櫃頂、門風扇等電源接通，檢查各風扇，應運行正常。
  6. The hardware circuit design include : industrial control computer configuration, selection of industrial control board type, design of the power supply and monitoring interface circuit, design of signal processing interface circuit ( the constant current source circuit, the time base signal processing circuit, the processing circuit for the signal to be measured ), design of panel control circuit, design of the system self - checking circuit, and etc. the program flow hart include : main program flow chart, system boot - strap self - checking program flow chart, manual static testing program flow chart, semiautomatic static testing program flow chart, automatic static testing program flow chart, dynamic testing program flow chart, transient testing program flow chart, source voltage and current monitor program flow chart, investigate function testing program flow chart, and etc. the measure system offers six working power supplies, the signal of time base, the signal of constant current source, sine wave signal and step to leap signal, and measures the frequency of the output pulse signal of the wide range pulse convert circuit accurately under three kinds of different test state ( static form, dynamic form and transient form )

    硬體電路設計包括：工控機配置、工控板卡選型、產品電源及監控介面電路設計、信號處理介面電路（恆流源電路、時基信號處理電路、被測信號處理電路）設計、面板控制電路設計、系統自檢電路設計等。程序流程圖包括：主程序流程圖、系統開機自檢程序流程圖、手動靜態測試程序流程圖、半自動靜態測試程序流程圖、自動靜態測試程序流程圖、動態測試程序流程圖、暫態測試程序流程圖、電源電壓和電流監控程序流程圖、研究功能測試程序流程圖等。測試系統提供六路工作電源、時基信號、恆流源信號、正弦波信號和階躍信號，並對三種不同測試狀態（靜態、動態、暫態）下大量程脈沖變換電路輸出脈沖信號的頻率進行精確測量。
  7. Firstly, we analyze the transient and steady character of single phase high - impedance grounding fault. secondly, based on wavelet analysis on checking mutational signal and direction high frequency protection theory, utilizing zero sequence current and module current, this paper provides a new scheme including fault starting element, fault phase selection element, directional element and main criterion. this scheme can bear high impedance and is immune to system surge and frequency warp, which gets over the shortcoming of the lack of sensitivity

    由於現有的保護方案無法快速有效地切除此類故障，本文在詳細分析了單相高阻接地故障的穩態和暫態特性的基礎上，從小波分析原理出發，利用小波變換檢測突變信號的原理，以零序電流、模電流等為研究對象，結合方向高頻保護的原理，設計了一套包含啟動元件、選相元件、方向元件、主保護的保護新方案。
  8. When dicussing reliability design and reliahbaiiy ensuring methods, a new reliability calculating model of petroleum logging tools is presented, reliability assurimg technologies should be taken in petroleum logging tools and their using approaches are presented and stated from electricity design and mechanical design, reliability system model of petroleum logging tool is set up according to the latest reliability theory, reliability indexes of petroleum logging tool and their acquiring ways are discussed, the reconmended reliability indexes ( mwture, nolwnm, mtbf, mttf ) of petroleum logging tool are presented : the mean working time under rated error ( mwture ) of the new tool is obtained through experiments. when studying data processing methods, the property of gamma - ray signal is stated and the type of it ' s measuring error is examined using statistical method, the basic theory of digital filtering and the basic situation of digital filtering methods are introduced and analyzed, the factors affecting digital filtering effect to gamma - ray signal and the effect of digital filtering to logging curve are analyzed, the evaluting criteria ( rvi, rmse, sfi ) of digital filtering effect are set up from two aspects, named as real value acquiring of steady section and the formation boundary checking and processing, the related filtering methods and examining methods are given out. the design methods of digital filter used to process gamma - ray signal are discussed, the mixed filtering scheme of natural gamma - ray log is presented, the realization ways are discussed. the selective filtering system and it ' s realization flow are given out through quantitive reseaching to part of digital filters, three new filtering sheme will be used to process gamma - ray signal in era2000 logging system

    在探討可靠性設計與可靠性保障技術時，提出了石油測井儀器的可靠性計算新模型，從電氣和機械兩個方面，提出並闡述了應採用的可靠性保障技術及其使用方法：根據最新可靠性理論，建立了石油測井儀器的可靠性系統模型，探討了石油測井儀器的可靠性指標及其獲取途徑，提出了推薦使用的石油測井儀器可靠性指標（ mwture ， nolwnm ， mtbf ， mttf ） ；通過試驗，得到了所設計儀器的穩定工作時間（ mwture ） 。在研究數據處理方法時，闡述了伽瑪信號的特徵，對測量誤差類型進行了統計檢驗；介紹了數字濾波的基本理論、數字濾波方法的概況，並進行了分析；對伽瑪信號數字濾波效果的影響因素及其對測井曲線的影響進行了基本分析；從獲取平穩段真值、地層邊界的檢測與處理兩個方面，建立了數字濾波效果的評價準則（ rvi ， rmse ， sfi ） ，給出了相應的數字濾波方法及效果評價方法；探討了自然伽瑪信號數字濾波器的設計方法，提出了適合自然伽瑪測井的混合濾波方案，探討了混合濾波方案的實現途徑；通過對部分數字濾波方法的定量研究，給出了靈活可選的數字濾波系統構成及實現流程；提出的三種濾波方案，將用於era2000成像測井系統，對自然伽瑪測井數據進行濾波處理。
  9. The ability of checking out flaw in the ultrasonic testing is so worse because of the noise signal. but at present, the ultrasonic signal processing methods are only frequency spectrum analyses based on fourier transform. so it is difficult to analysis the time characteristic and frequency characteristic at one time

    超聲檢測信號的干擾波使檢出缺陷的能力大打折扣，而目前採用的超聲信號的處理方法還多數只是基於傅立葉變換的頻譜分析，難以把信號的時域特性和頻域特性結合起來分析，處理效果很不理想。
  10. All the schemes mostly include gathering and disposing signal by computer technology, realizing the automatization of experimental inspecting system, checking signal by concerning inspect technology, and improving inspecting sensitivity and precision

    在微波段電子順磁共振實驗中設計了三個實驗方案，主要包括應用計算機技術採集、處理信號，實現實驗檢測系統的自動化。應用相干檢測技術檢測信號，提高檢測靈敏度和精度。
  11. In sensored case, the theory of hall signal checking ahd how to change phase are discussed. in sensorless design, using a single line resistance measure phase current and estimating rotor position are brought forward by analyse associate codes. at the same time, problems and solution which meet in task are mentioned in report

    在有位置傳感器方案設計過程中，詳細討論了霍爾位置信號檢測原理和換相控制原理以及實現過程；在無位置傳感器方案設計中，提出了單電阻電流檢測原理和位置估算的演算法，並且對相關的軟體代碼進行了分析。
  12. An idea is brought forth to design the total structure of the usb interface ip, the main control logic, the mcu interface ( the function is the same as the pdiusbd12 chip of the philips semiconductor ) and a dpll which is used to synchronize data and separate the clock. this paper also introduces packet recognition, transaction sequencing, sop, eop, reset, resume signal detection / generation, nrzi data encoding / decoding and bit - stuffing, crc generation and checking ( token and data ), packet id ( pid ) generation and checking / decoding,

    提出設計了usb介面電路的整體構架，設計了usb的主要控制邏輯和與mcu的互連的介面（此介面與飛利普的usb介面晶元pdiusbd12兼容） ，也設計了一個數字鎖相環（ dpll ）來同步數據和分離時鐘，並對同步模式的識別、并行/串列轉換、位填充/解除填充、 crc校驗/產生、 pid校驗/產生、地址識別和握手評估/產生做了具體的分析。
  13. At the same time, this paper presents packet recognition, transaction sequencing, sop, eop, reset, resume signal detection / generation, clock / data separation, nrzi data encoding / decoding and bit - stuffing, crc generation and checking ( token and data ), packet id ( pid ) generation and checking / decoding, serial - parallel / parallel - serial conversion

    對同步模式的識別、并行/串列轉換、位填充/解除填充、 crc校驗/產生、 pid校驗/產生、地址識別和握手評估/產生做了具體的分析。
  14. The product rated voltage 450 / 750v is used for data transmission of computer system ( dcs ) and checking instruments which demanding a little higher anti - disturbance as well as other auto - controlled system for weak - signal transmission

    本產品適用於額定電壓450 / 750v及以下電子計算機系統（ dcs ）的數據傳輸和抗干擾要求較高的檢測儀器儀表，以及其他自控系統的弱信號連接、傳輸。
  15. Adding an input signal at least to every recorder. checking wherher pass functioned access recorder or not

    給每臺記錄儀（ 3筆）至少加一個輸入信號，檢查能否經已組態的通道記錄。
  16. The basic calibration for a phasemeter include checking of phase angle measurement accuracy at equal signal levels for 4 different frequencies

    相位計的基本校正工作包括按四個不同頻率的相等訊號電平，檢查相角測量的準確度。
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