at this distance of time 中文意思是什麼

at this distance of time 解釋
經過這樣長的時間
  • at : 1 Air Transport(ation) 2 【電學】 ampere turn 3 antitank 4 Atlantic Time 5 alternative technolo...
  • this : pron 〈指示代詞〉1 這,這個,這事,這人。2 這時;這里。3 下面所說的事,剛才(以上)所說的事。4 (...
  • distance : n 1 距離,路程。2 遠隔,遠離;遠處,遠方。3 (時間的)間隔,長遠,長久。4 懸殊。5 隔閡,疏遠。6 ...
  • of : OF =Old French 古法語。
  • time : n 1 時,時間,時日,歲月。2 時候,時刻;期間;時節,季節;〈常pl 〉時期,年代,時代; 〈the time ...
  1. According to the system technology require, adopting singlechip realize open loop digital control of hdclsm ; using v / f conversion and complex key - control method realize digital setting of system parameter, such as velocity ; using micro - stepping control insure the motor running more smoothly ; adopting debasing speed control method to eliminate the mechanical impact of distance termination effectively ; at the same time, analyzing main power circuits drive circuit and protect circuit of system, completing hardware design and facture and software programming and debugging ; at last, making a whole test in hybrid rotary step motor. the experiment result indicates that this control system reaches the qualities required and run smoothly also

    根據系統技術要求,採用單片機實現了混合式直流直線步進電動機的開環數字控制;利用v f變換和復合鍵控方法實現了系統轉速等參數的數字設定;利用細分控制技術保證了電機運行的平穩性,並進行了波形分析和理論研究;採用單片機軟體降速控制策略解決直線步進電機行程末端的機械沖擊問題;同時對主功率電路、驅動電路和系統保護電路進行了分析,完成了硬體設計、製作和軟體編程、調試,最後在混合式旋轉步進電動機上進行了全面測試。
  2. This time, as the distance was short, i did not mount, but ran with dogger s stirrup - leather to the lodge gates, and the long, leafless, moonlit avenue to where the white line of the hall buildings looked on either hand on great old gardens here mr dance dismounted, and, taking me along with him was admitted at a word into the house

    這次,由於路程短,我沒有上馬,只是拉著道格爾的馬鐙帶子跑向側面,走上那條長長的沒有樹葉蔭蔽的浴著月光的林蔭道。那兒通向一排兩邊都看得見古老的大花園的白色宅第。在大宅子門前,丹斯先生下了馬,帶著我一道,立刻被請進了屋裡。
  3. Hydraulic control system of double - cylinder vessel gate is a sort of typical electrohydraulic proportional control system0 in order to study electrohydraulic flux control characteristics of this system, i have analyzed the principle of this hydraulic control system, and made its mathematics model ? in double - cylinder hydraulic system, it is necessary to process electric synchronous control in this hydraulic system, this paper also introduces a sort of fnn ameliorated from the point of view of intelligent control theory, and clarifies the principle of applying that network to achieve synchronous controlo at the same time, the means of fuzzy configuration analysis is used for network training, the comparative experiments make known that the method of applying fnn to realize synchronization control is feasible, furthermore, its effect is better than others0 this paper puts forward that a distributed control system can be used to monitor and control vessel gate within a real - time or remote distance, the basic project, structure, applications and functions of computerized scada system in hydraulic system of vessel gate is introduced ? a double layer network structure, epigynous and hypogynous machine network, is applied to this system, in accord with the application of technique such as plc, integrated software etc, this paper introduces the methods and application to achieve the computerized scada system in the task, and analyzes the characteristic of this system, in this paper, the application of configuration in monitor and control system of vessel gate is discussedo in addition, in accord with the application of technique such as visual basicb

    雙缸船閘液壓啟閉控制系統要求解決同步控制問題,文中從智能控制理論角度出發,採用了一種改進的模糊神經網路,結合模糊聚類分析方法,闡述了應用該網路實現同步控制的原理。通過對比模擬實驗表明:應用模糊補經網路實現同步控制是可行的,而且它的同步控制效果要優于傳統的設置主從令缸控制方法,具有良好的魯棒性能。另外,本文提出了建立船閘控制系統的分散式控制系統,介紹了船閘液壓控制系統的計算機監控系統( scada )的方案、結構、應用和主要功能,採用雙層網路化結構:上位機網路和下位機網路,並結合plc通信網路技術和組態軟體等技術構成的計算機監控系統的實現方法,實際應用,分析了這種較新的系統模式在船閘液壓控制系統的計算機監控系統的功能實現中所具有的特點。
  4. This multi - purpose optical metering system had adopted the twyman - green interferometric system as its center, containing an advanced digital wave surface interferometry and a kind of homodyne interferometer displacement testing method with nanometer - sized capacity. at the same time, many wide - applied metering technology, for example, the diffracted field ( fringe ) measurement, co - focal lens system, optical fiber sensors and 4f ( focal distance ) space filter system which can embody the chief principle of fourier optics well, were combined into it successfully. this instrument can firstly offer and show modern optical testing method in the laboratory for majors of information processing, instrument science, measuring and testing technology and automatic technology

    該多功能激光光電實驗系統以泰曼-格林干涉( twyman - green )光路作核心,包括先進的數字波面干涉技術和一種基於空間干涉原理的、納米解析度零差干涉儀位移測量方法,同時將多種新穎、工程實用價值高的測量技術和光路如衍射測量、共焦顯微技術、光纖傳感技術以及反映傅立葉光學基本光學原理的4f空間濾波系統也組合進去。
  5. At this distance of time it is difficult to date the fossil.

    時間隔得這么久了,很難確定這化石的年代。
  6. It emphasizes on the analyse of using syntony demodulation technology to final the long - distance coming train. at the same time, it gives a preliminary analyse in the signal for different cases, takes a research on the identified technology for the coming train, designs and assembles the hardware and software of this system. all of them have got past the test on the spot and got a satisfying result

    課題中的關鍵是如何得到列車運行信號的特徵規律,在本文中對這些列車接近信號的一些分析方法作了介紹,著重分析了採用共振解調技術發現遠程來車的信號,同時針對不同情況下的信號進行了初步分析,研究了來車的識別技術,並對系統的軟硬體進行了設計和組裝,通過了現場試驗,得到了令人滿意的結果
  7. In this work, some species of palmae cultivated in the xiamen botanical garden had been selected to be analyzed their genetic diversity with rapd ( random amplified polymorphic dna ) technique. according to the result of genomic dna amplified with pcr ( polymerase chain reaction ), genetic distance and similarity between different palm species were calculated on nei " s estimate of similarity and genetic distance. a primary but first time research at the phylogenetic relationships of some genera and species, the molecular classification and identification of some puzzling species of palmae was carried out through upgma ( unweighted pair group mean average ) cluster analysis of the genetic distance together with comparative study of the morphological structure characteristics

    本文在初步調查分析了棕櫚科植物在我國的自然分佈、引種馴化情況以及該類植物在廈門地區栽培應用狀況的基礎上,首次採用rapd分子標記技術,對廈門萬石植物園引種的一些棕櫚科植物的遺傳多樣性進行了研究,根據pcr對基因組dna擴增的結果,用nei ' s相似性系數計算了不同植物間的遺傳距離和遺傳一致度,通過對遺傳距離的upgma聚類分析,並結合形態分類的特點,對棕櫚科植物的屬、種間的系統分類關系和一些疑難種的分類鑒定進行了初步研究。
  8. Aiming at overcoming such deficiency, this article gives pilot study and discussion on how to realize " distance intelligent instruction system based on web ". through collecting the learning action learning fashion ^ knowledge comprehension information, learning time, test result and many other factors dynamically and putting these factors analyzed by self feed back system, then, after deducing, we can get learning ability, learning character, learning effect and some other results quickly, these results are sources to form learning content dynamically in order to meet the requirements of individual education

    針對以上不足,本論文對如何實現「基於web的遠程智能學習系統」進行了初步研究、探討,通過動態收集學生的學習動作、學習方式、知識理解情況、學習時間、考試情況等諸多因素,經過自反饋系統的分析、推理,快速獲得學習者的學習能力、學習特徵、學習效果等反饋結果,為滿足個性化學習、動態形成最適合該學生的學習內容提供依據。
  9. The essence of edid is to set up a normal behavior fuzzy sub collection a on the basis of watching the normal system transfer of the privilege process, and set up a fuzzy sub collection b with real time transfer array, then detect with the principle of minimum distance in fuzzy discern method the innovation point of this paper is : put forward the method of edid, can not only reduce efficiently false positive rate and false negative rate, also make real time intrusion detection to become possibility ; have independent and complete character database, according to the classification of monitoring program, design normal behavior and anomaly behavior etc., have raised the strongness of ids ; use tree type structure to preservation the character database, have saved greatly stock space ; in detection invade, carry out frequency prior principle, prior analysis and handling the behavior feature of high frequency in information table, have raised efficiency and the speed of detection, make real time intrusion detection to become possibility ; have at the same time realized anomaly intrusion detection and misuse intrusion detection, have remedied deficiency of unitary detection method

    這種方法的實質是在監控特權進程的正常系統調用基礎上建立正常行為模糊子集a ,用檢測到的實時調用序列建立模糊子集b ,然後用模糊識別方法中的最小距離原則進行檢測。本文的創新點是:通過對特權進程的系統調用及參數序列的研究,提出了基於euclidean距離的入侵檢測方法edid ,不僅能有效降低漏報率和誤報率,而且使實時入侵檢測成為可能;設計有獨立而完整的特徵數據庫,根據被監控程序的類別,分別設計正常行為、異常行為等,提高了檢測系統的強健性和可伸縮性;特徵數據庫按樹型結構存儲,大大節省了存儲空間;在檢測入侵時,實行頻度優先原則,優先分析和處理信息表中的高頻度行為特徵,提高檢測的速度和效率,使實時入侵檢測成為可能;同時實現了異常入侵檢測和誤用入侵檢測,彌補了單一檢測方法的不足。
  10. This thesis explains the necessity of the character recognition technology of the computer at first, describe the meaning in which the handwritten numeral discerns ; pretreatment technology of handwritten numeral recognition, including two value, line segmentation, word segmentation smooth, removing noising, standardization and thinning are discussed two value concretely discusses whole threshold value, some threshold value, dynamic threshold value and utilize space information to carry on threshold, which are several kinds of common method of choosing threshold value, especially utilize space information to carry on threshold value is describe in detail ; adopting to the foundation of thinning based on mathematics morphology, thinning algorithm of serials same and thinning algorithm of protecting shape are discussed ; afterwards, according to principle ' s diagram of the on - line character recognition, by analyzing the structure feature of the handwritten numeral, this thesis has proposed the online recognition te chnology of the free handwritten numeral based on the stroke feature and the online recognition technology of the free handwritten numeral based on the multistage classifying device. detail narrated noise removing, stroke characteristic definition and discernment, distance criterion of whole word match ; then under the foundation of handwritten numeral segmentation, off - line handwritten numeral recognition is researched. especially minimum distance classifying device, tree classifying device and adaptive resonance ( art ) network classifying device is discussed at the same time, believes degree analyses are introduced to integrate a lot of classifying devices ; at the end, the typical application of the handwritten numeral recognition was briefly narrated, its application in extensive data statistics, financial affairs, tax, finance and mail sorting have been explored

    二值化時對整體閾值二值化、局部閾值二值化、動態閾值二值化和利用空間信息進行閾值選取幾種常用的閾值選取方法進行討論,特別對利用空間信息進行閾值選取進行了詳細論述;在對通過對基於數學形態學的細化的基礎上,討論序貫同倫形態細化演算法和保形的快速形態細化演算法;然後依據聯機字元識別原理框圖,分析了手寫數字的結構特點,提出了基於筆劃特徵的任意手寫數字在線識別技術和基於多級分類器任意手寫數字在線識別技術,對其中涉及的筆劃識別前的噪聲處理、筆劃間特徵量的定義及識別、整字匹配的距離準則進行了詳細敘述;繼而在對手寫數字的分割的基礎下對脫機手寫數字識別進行了研究,對基於最小距離分類器字元識別、基於樹分類器的字元識別、基於自適應共振( art )網路的字元識別分別進行了詳細討論,並引入置信度分析將多個分類器進行了混合集成;最後簡單闡述了手寫數字識別的典型應用,對其在大規模數據統計、財務、稅務、金融及郵件分揀中的應用進行了探索。
  11. By this time i was gotten at a frightful distance from the island, and had the least cloud or haizy weather interven d, i had been undone another way too ; for i had no compass on board, and should never have known how to have steer d towards the island, if i had but once lost sight of it ; but the weather continuing clear, i apply d my self to get up my mast again, spread my sail, standing away to the north, as much as possible, to get out of the current

    因為,水急水則濁,水緩水則清,我知道那股急流在這兒已成了強弩之末了。不久我果然發現,在半海里以外,海水打在一些礁石上,浪花四濺。那些礁石把這股急流分成兩股,主要的一股繼續流向南方,另一股被礁石擋回,形成一股強烈的迴流,向西北流回來,水流湍急。
  12. It depends on the distance he may be from the city, whether he gives eight hours, twelve hours, or a day wherein to pay their ransom ; and when that time has elapsed he allows another hour s grace. at the sixtieth minute of this hour, if the money is not forthcoming, he blows out the prisoner s brains with a pistol - shot, or plants his dagger in his heart, and that settles the account.

    他根據離城的遠近,限定時間為小時,十二小時,或是一天,在這個時間內叫他們把贖金送出來,過了那時間期限,他再寬限一小時或再過一小時的第六十分鐘上,假使錢還沒有送到,他就用手槍把肉票的腦髓打出來,或是把他的短刀插進他的心臟,就算了結了。 」
  13. It seems to me, at this distance of time, as if my unfortunate studies generally took this course.

    事情已經過了這么些年了,我現在回憶起來了,我當時那種折磨人的功課,好象都是這樣進行的。
  14. This device realize digital far distance transmission and easily to fulfill far distance controlling, which is different from former intelligent transducer. at the same time, the device possesses various kinds of function, easily connected to all types of indication instrument

    本裝置實現了數字信號的遠傳,這是它與以往的智能變送器的不同之處,便於實現遠距離監控;同時,該裝置兼有多種功能,方便與各種指示儀表連接。
  15. The item s area has the good transportation advantage, the north faces the superhighway, the south faces the long distance bus station, protecting to settle the run by private capital technology industry park area, north china international industry city be apart from this only a short distance, be apart from house chuang tienjin, peking etc. city car distance to is or so for an and a half hours only ; at the same time, the this place a culture atmosphere is thick thick, north university in river, big inside in etc. in university in technical college, officers and workers in north agriculture in school, river in foreign language in the second college is located at in circumference, becoming certainly of consumption community ; item area inside contain ample water electricity resources, developments of the military school square, protect the east that settle the downtown move, the geography position of the with abundant resources created for that item good development space

    該項目區具有良好的交通優勢,北臨高速公路,南臨長途汽車站,保定民營科技產業園區華北國際工業城距此僅一箭之地,距北京石家莊天津等城市車程僅為一個半小時左右同時,此地段文化氛圍濃厚,河北大學,第二外國語學校河北農業技術學院職工大學等大中專院校坐落於周圍,形成了一定的消費群體項目區內有充足的水電資源,軍校廣場的建設,保定市區的東移,得天獨厚的地理位置為該項目創造了良好的發展空間。
  16. This control cabinet can control every point temperature in the hot runner, and keep a plastic flow at an optimum condition so that it is possible to avoid such defects as hollow and contraction cavity from lacking in supply, and to save materials and labor and reduce production costs at the same time. compared with ordinary, such hot runner will shorten the time of mould removal, carry out full - automatic ordinary, such hot runner will shorten the time of mould removal, carry out full automatic operation more easily, reduce the distance of mould - opening and the stroke of mould - closing

    使用本控制櫃能精確控制流道中各點溫度,使塑料流動達到最佳狀態,這樣能克服製件因補料不足而產生凹陷,縮孔等缺陷,同時節省了材料和人力,降低生產成本,與普通流道比脫模周期短,易實現全自動操作,可以縮短開模距與合模行程,縮短成型周期,可以成型較長製品。
  17. I car d not to drive a nail, or chop a stick of wood now, for fear the noise i should make should be heard ; much less would i fire a gun, for the same reason ; and above all, i was intollerably uneasy at making any fire, least the smoke which is visible at a great distance in the day should betray me ; and for this reason i remov d that part of my business which requir d fire ; such as burning of pots, and pipes, etc. into my new apartment in the woods, where after i had been some time, i found to my unspeakable consolation, a meer natural cave in the earth, which went in a vast way, and where, i dare say, no savage, had he been at the mouth of it, would be so hardy as to venture in, nor indeed, would any man else ; but one who like me, wanted nothing so much as a safe retreat

    結果,后來的事實證明,如果我們當初走了我們自己想走的路,或者走了我們心目中認為應該走的路,我們則早已陷於萬劫不復的境地。反復思索之後,我自己定下了一條規矩:每當自己心裏出現這種神秘的暗示或沖動,指示我應做什麼或不應做什麼,我就堅決服從這種神秘的指示,盡管我不知道為什麼該這么做或該這么走,我知道的只是心裏的這種暗示或沖動。在我一生中,可以找出許許多多這樣的例子,由於我遵循了這種暗示或沖動而獲得了成功,尤其是我流落到這個倒霉的荒島上以後的生活,更證明了這一點。
  18. Study the case of the subject - based learning web station of southern flower " of the project through setting up the project to " 151 projects ", the design method of self - regulated learning of subject - based learning web station was explored, this method is to promoting development of long - range network teaching resources and development of long - range network teaching, perfecting the theory and method designed in teaching of the network has certain directive significance, offer for university long - range networks educate resource is for solving at present university available to educate resource not to be enough at the same time, fail to fully utilize this state of platform of information of campus network that has already been set up to offer a train of thought, offer reference for the long - distance education based on network of universities and colleges of agriculture and forestry too

    通過對「 151工程」立項項目《南方花卉》專題學習網站的個案製作,探索了專題學習網站自主學習設計方法,該方法對促進遠程網路教學資源的開發和遠程網路教學的發展,完善網路教學設計的理論與方法有一定的指導意義,同時為高校提供了遠程網路教育資源,為解決目前高校可用教育資源不足,沒能充分利用己建立起來的校園網信息平臺這狀況提供一條思路,也為農林院校以網路為基礎的遠程教育提供借鑒。
  19. In the research of flooding arithmetic, at first, we analyse the flooding efficient, robustness by the 3 - neighbor, 4 - neighbor and 6 - neighbor ’ s wsn. so we extend to the n - neighbor ’ s wsn. we give the formula about area of wsn ’ s deploy, count of wsn ’ s node, max distance of communications and average of neighbor ’ s count, and validate this formula by the simulate program. in the last, we analyse the flooding arithmetic ’ s lose rate, data efficient rate, energy efficient rate, network life, delay time by the simulate program

    在洪泛演算法研究中,首先針對3 -鄰點、 4 -鄰點和6 -鄰點的無線傳感器網路分析了洪泛效率、網路健壯性,然後推廣到n -鄰點的無線傳感器網路中,並給出無線傳感器網路部署面積、節點個數、最大傳輸距離、和平均鄰點數之間的經驗公式,並用模擬程序進行了驗證。
  20. But if i can express at this distance the thoughts i had about me at that time, i was in tenfold more horror of mind upon account of my former convictions, and the having returned from them to the resolutions i had wickedly taken at first, than i was at death it self ; and these added to the terror of the storm, put me into such a condition, that i can by no words describe it

    此時此刻,當我執筆記述我那時的心情,我感到,那時我固然也害怕死,使我更害怕的是想到自己違背了自己不久前所作的懺悔,並且又像在前次危難中那樣重新下定種種決心,這種恐懼感比我害怕死更甚。當時的心情既然如此,再加上對風暴的恐怖,那種心理狀態即使現在我也無法用筆墨描述。
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