校驗值 的英文怎麼說
中文拼音 [jiàoyànzhí]
校驗值
英文
checksum-
Methods of test for petroleum and its products - general introduction - barometric pressure corrections
石油及其產品的試驗方法.一般說明.氣壓校正值Based on an analysis of the major factors affecting the quality of data obtained in aeroelectromagnetic survey, this paper has put forward zero horizontal drift correction methods such as field value standardization and phase check and correction, studied and developed a suite of techniques suited to data - processing and graphical representation for aeroelectromagnetic method
摘要在分析探討影響航空電磁測量數據質理主要因素的基礎上,提出了場值標定,相位校驗改正等零水平漂移改正方法,研究開發了一套適合航空電磁法數據處理與圖示的方法技術。The principles of erasure codes used under binary erasure channels are summarized and erasure codes which belong to standard classes of rs codes are introduced with emphasis on cascaded low - density erasure codes with linear time encoding and erasure recover algorithms. thresholds of regular degree distributions are analyzed. it is shown that low - density erasure codes based on ( d, 2d ) - regular sequences of degree distribution are not close to optimal ( d 3 ). two pares of irregular degree distribution sequences are introduced and a pare of improved right regular sequences of low - density erasure codes are presented, it is testified that the new sequences are asymptotically quasi - optimal. in the meantime, simulations of cascaded low - density erasure codes based on a few types of special sequences of degree distribution available are given, together with performance analyses on these codes
闡述了應用於刪除通道下的糾刪碼基本原理,介紹了兩類標準的rs碼類糾刪碼,重點分析了具有線性時間編碼和恢復演算法的漸近好碼?級聯型低密度糾刪碼,分析了正則度分佈的閾值,對正則低密度校驗碼在刪除通道下的糾錯性能進行了模擬,從理論上證明了基於( d , 2d ) -正則度序列的低密度糾刪碼都不是漸近最優碼( d 3 ) ,同時還分析了非正則低密度校驗碼的度序列設計,基於右邊正則序列提出了一種改進型右邊正則序列,證明了此序列為漸近擬最優的,對基於幾類現有典型度分佈序列的級聯型低密度糾刪碼進行了模擬模擬及性能分析; 3The value is all zeros, if there is no checksum
如果沒有校驗和,值為全零。This paper simulates the effect of voltage fluctuation inspection through the tool of matlab. and proves the filters ' s stability. in the part of self - checkout, pi ( proportional integral ) control arithmetic is put forward to check the gain k and the calculated results show the method ' s effectiveness. then many comparements toward pst are done in different realization methods such as different interpolation points classification number and sample frequency. though simulation and calculation we can see the designed flicermeter can meet our country ' s standands
文中利用matlab對電壓波動的檢測效果進行了模擬;並對涉及到的濾波器的穩定性做了證明;在自校驗部分提出了將pi (比例、積分)演算法用於數字濾波器增益k值的確定,取得了不錯的效果;然後分別從取不同插值點、不同分級數和不同采樣頻率這幾個方面出發,對計算出的p _ ( st )值進行了比較。If a parity error occurs on the trailing byte of a stream, an extra byte will be added to the input buffer with a value of 126
如果在流的尾位元組上出現奇偶校驗錯誤,將向輸入緩沖區添加一個值為126的額外位元組。Requirements analysis, system frame design, algorithm design, code compile and software test of protection setting verifying and analysis system of sub power system are all accomplished. main research work of this paper is concentrated on three respects : ( 1 ) knowledge expressing of mathematic model and physics model of power system using relation database and object oriented language, ( 2 ) new methods of in - substation topology and net topology analysis based on topology of hierarchical model, ( 3 ) father research of protection coordination considering difference of protection setting verifying and fixing
論文提出了進行保護定值在線校驗的意義和方法,並按照軟體工程的規范化開發的要求,完成了滄州地區電網保護定值在線校驗分析系統的需求分析、系統框架設計、演算法設計、代碼編寫和軟體測試的大部分工作,主要的研究工作集中在: ( 1 )利用關系數據庫和面向對象語言對電網進行物理模型和數學模型上的知識表示。But within current technology of storage, raid is a popular mechanism to offer good fault - tolerance., the realization of raid is builded based on flagments, mirror iamge and xor checkout. but raid is a kind of subsystem of storage builded on class of server. and its xor checkout is the checkout value that all flagments xor
在目前的存儲技術中, raid是廣泛採用的保證數據可靠性的技術, raid的實現是建立在分塊、鏡像和xor校驗的基礎上的,但raid是建立在服務器級的一種存儲子系統,且它的xor校驗是指校驗分塊是所有分塊數據進行異或( xor )操作所得出的校驗值。In experiment process, firstly verify the system using three points method and meanwhile adjust the zero, compiete measurement and checkout measurement
試驗過程首先進行系統標定,三點法校準,進行調零、滿度、中值校驗。Based on theory of impact dynamics, the process of penetration test is simulated and the strength of supporting frame is checked
介紹了沖擊動力學的基本理論,對侵徹試驗中裝甲材料的破壞進行了數值模擬,校核了試驗靶架的強度,模擬結果和試驗值進行了比較。With the development of high - technology, all trades " production and development need electric power which is one of the main energy. so the accuracy of electrical parameter caculation is very important for our country ' s economic development. the normal usage of ac indictor is very important for guaranteeing electricity ' s safety production and accuracy of electrical parameter caculation. now the area of domestic ac indictor has lots of shortcomings such as demanding many people synchronous proceeding, equipment operation complicacy and personnel error etc. so it can not demand the need of modern ac indictor checking
因此電參數計量的準確可靠,對保證我國經濟的發展至關重要。交流儀表的正常使用,對保證發供電的安全生產、電能計量的準確可靠、電參量量值傳遞的準確可靠,發揮著至關重要的作用。目前國內交流指示儀表領域存在需要多人同步進行、校驗設備多、操作復雜、人員誤差大和勞動效率底等諸多缺點,加之電工校驗臺技術等級低,已經無法滿足現代化校驗交流指示儀表的需要。Other imperfections are due to the practical limits to which correction can be made for systematic effects, such as offset of a measuring instrument, drift in its characteristics between calibrations, personal bias in reading an analogue scale or the uncertainty of the value of a reference standard
其它非理想性因素是由於對系統效應的修正產生的實際限制,比如測量儀器的誤差,兩次校驗之間的性質偏移,個人讀取量數的偏差或者參考標準值的不確定性。In order to improving the quality of statistics data, decreasing statistics data distortions, the effective measures should be taken. it is the important link to verify and distinguish statistics data, so that the doubtful statistics data can be checked
為提高統計數據質量,減少統計數據失真,應採取得力措施,其中重要的一環就是對統計數據校驗識別,查驗出值得懷疑的數據。It compares and analyses the equipment test voltage emendated to standard atmosphere conditions with the equipment nominal withstanding voltage. and then it concluded that : the emendation value educed by " humidity ratio " integrated emendation method is basically equal or close to the equipment nominal withstanding voltage ; but the values by two traditional emendation methods are mostly higher. it also proves that, " humidity ratio " integrated emendation method is more perfect than any other methods, and it can reflect the influence degree of atmospheric parameters on electrical equipment outer insulation discharge voltage actually
文中選擇「比濕」綜合校正法和兩種傳統校正法,分別對西高所為羊八井、拉薩、羊湖110kv變電所設備所做的人工氣候室模擬試驗數據及雲南中試所做的zs - 110工頻放電電壓試驗數據進行校正計算,將試驗電壓的校正值與試驗設備的標稱耐受電壓水平進行比較分析;認為: 「比濕」綜合校正法的校正值與設備耐受電壓水平基本相等或接近,而兩傳統校正法的校正值大多高於設備耐受電壓水平;進一步證明, 「比濕」綜合校正法是目前諸多校正法中較為完善的,能真實地反映大氣參數對電氣設備外絕緣放電電壓的影響程度的校正法,在高海拔電力工程設計中應推廣應用。If the value is set to the null character, parity replacement is disabled
如果該值被設置為空字元,則奇偶校驗替換被禁用。In the process of devising rainfall apparatus, the calculative formula of traditional rainfall degree of consistency ca n ' t weight the uniformity of rainfall space. the paper suggests the checkup parameter and calculative method used in testing the degree of consistency of the rainfall intensity in rainfall space
在降雨器設計中,傳統的降雨均勻度計算公式並不能衡量降雨強度空間分佈的均勻性,本文提出了檢驗雨強空間分佈均勻程度的校驗參數及檢驗空間均勻度優劣的計算方法,給出了校驗該參數應達到的最小值。Secondly, the following two subjects are discussed according to the calculation of short - circuit current : ( l ) to verify the dynamic stability condition of wires by using simulated annealing algorithm ( sa ), the paper calculates the maximum value of rectangle wires " short - circuit electrodynamic stress and gets the conditions of their having the maximum value. furthermore, some concerned data about the verifying of copper wires are given by analysing vibration spectrum of the electrodynamic stress ; ( 2 ) in order to get the heat withstand conditions of wires, the paper discusses some common calculation methods, and then tries to study the problem applying artificial neural network ( ann ) based on heat principle of metals. the model is shown to be feasible
其次,在電路中短路電流計算的基礎上, ( 1 )進行母線的短路動穩定校驗計算:採用模擬退火演算法( sa演算法)計算了矩形母線短路電動力的最大值及其取極值的條件,獲得了更為一般的結果,進而通過短路電動力的頻譜分析,給出了銅質母線的有關短路校驗計算數據; ( 2 )進行母線的短路熱穩定校驗計算:討論了熱穩定校校的幾種常用計算方法,從導體或電器的發熱機理出發,運用人工神經網路理論對母線的熱穩定問題進行計算,通過算例比較,證明該方法用於熱穩定計算是可行的。When the page is read from disk, the checksum is recomputed and compared to the checksum value stored in the page header
從磁盤中讀取頁時,將重新計算校驗和,並與存儲在頁頭中的校驗和值進行比較。Calculates a checksum over the contents of the whole page and stores the value in the page header when a page is written to disk
在向磁盤中寫入頁面時,計算整個頁面內容的校驗和並將該值存儲在頁頭中。When the page is read from disk, the checksum is recomputed and compared to the checksum value stored in the database page header
如果從磁盤中讀取頁,則會重新計算校驗和,並將其與數據庫頁頭中存儲的校驗和值進行比較。分享友人