point-direction 中文意思是什麼

point-direction 解釋
點和方向
  • point : n 1 尖頭,尖端;尖頭器具;〈美國〉筆尖;接種針,雕刻針,編織針;小岬,小地角;【拳擊】下巴。2 【...
  • direction : n. 1. 方位,方向;范圍,方面。2. 〈pl. 〉 指揮,指導;管理。3. 〈常 pl. 〉指示,命令,吩咐;用法說明。4. 導演;(樂隊)指揮。5. 寄發地址。6. 趨向,傾向。
  1. The direction which embroiders wants consistently, while rising needle should make sure central point, while embroidering to loosen to make an effort tightly and appropriately to be even, while rising needle or ending don ' t tie knot, should stay an 1cm or so line head in the noodles anticipate back press a prison mutually, noticing don ' t make the line head entwine conglobation

    一、繡出的方向要一致,起針時應確定中心點,繡時要松緊適度用力均勻,起針或結束時不要打結,應留出一厘米左右的線頭在面料背面相互壓牢,注意不要使線頭糾纏成團。
  2. So saying, gaetano pointed in a direction in which a small vessel was making sail towards the southern point of corsica

    說著,蓋太諾就向一個方向指了指,果然那兒有一艘小帆船正在揚帆向科西嘉的南端駛去。
  3. The nine elements of the matrix are products of cosines of angles between the direction of a streamline at a point and the coordinate axis.

    這矩陣的9個元素系一點的流線方向和座標軸之間夾角餘弦的乘積。
  4. Approach on break crossover point diastrophism direction of break coal intersecting line drawing in complex structure area

    復雜構造區斷煤交線繪製法中斷裂交點錯動方向的探討
  5. Game point with the left mouse button screen right red arrow can choose the direction angle of the left point screen shot button attack

    游戲用鼠標左鍵點畫面右邊紅色箭頭可以選擇方向角度,點畫面左邊shot按紐出擊
  6. Introduction : game point with the left mouse button screen right red arrow can choose the direction angle of the left point screen shot button attack

    游戲用鼠標左鍵點畫面右邊紅色箭頭可以選擇方向角度,點畫面左邊shot按紐出擊
  7. In local vector match method, we add the line numbers and the dispersion of direction angle between the center point and near minutiae point. we also add the direction angle of the center point. these additions enhance veracity of the minutiae feature matching

    在局部向量特徵匹配法中加入了中心點與鄰近特徵點的紋線數,方向角差,中心點的方向角等特徵信息,提高了特徵匹配的準確性。
  8. By means of bending tests of three - point and four - point, complex fracture experiments were made for cast iron material with crack. the stress intensity factor and breaking direction angle of cast iron material were measured and compared with theoretical values. based on the research some useful conclusions are given for engineering design and application

    通過3點彎曲和4點彎曲實驗方法,對含有裂紋的鑄鐵材料進行復合型斷裂實驗研究,測試鑄鐵材料的應力強度因子、斷裂方向角,將實驗結果與理論值進行分析、比較,找出兩者之間的異同點,得到一些對工程設計及應用具有實際意義的結論。
  9. Let / be a function from rn to r. following the definitions of the generalized gradients proposed by clarke and xu yihong, respectively, we define the d - regular weak lipschitz function and propose a new generalized gradient as follows where d _ f ( x ; d ) is the directional derivative of / in the direction d at the point x, namely some properties are proposed

    第二節引入基本定義和記號,在clarke和徐義紅提出的各自的廣義梯度的基礎上,定義了一類d正則弱l函數,且提出了一個新的廣義梯度。設f : r ~ n r ,其廣義梯度為其中為f在處沿方向d的方向導數,即並給出了若干性質定理。
  10. At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel

    首先,系統分析了影響黃河水位的水沙因素,及僅用水沙因素有效研究水位的可行性,並按變量對應思想採集它們的相應數據;其次,由於相應水位過程數據中含極強的非線性關系,本論文經細致的理論分析,將基本的非線性分析方法、統計建模方法、隨機分析理論、最小均方誤差原則等等數學理論及方法有機揉合,提出了能有效實現這類數據高精度擬合的分層篩選法,並改進了統計學中多因子(三個以上)方差分析法;再次,將這一方法用於黃河中高及中低含沙類洪水相應水位過程的擬合,實現了這一典型非線性關系的高精度擬合,各年汛期上下游相應洪水位過程的擬合誤差都較小;最後,明確黃河下游含沙量對水位的主要影響方式,即含沙量主要是與其它因素聯合對水位作用;另外分析了要實現變動河床洪水位過程準確預報的困難所在及改進方向。
  11. As dant s his eyes turned in the direction of the chateau d if uttered this prayer, he saw off the farther point of the island of pom gue a small vessel with lateen sail skimming the sea like a gull in search of prey ; and with his sailor s eye he knew it to be a genoese tartan

    唐太斯由於精疲力盡,腦子昏沉沉的,正當他焦慮地望著伊夫堡那個方向時,他突然看到在波米琪島的盡頭,象一隻鳥兒掠過海面,出現了一艘小帆船,只有水手的眼睛才能辨認出它是一艘熱那亞獨桅帆船。
  12. From an intuitional point of view, it seems as if the direction of this timeline can be controlled by the viewers just as history can be influenced by individual power

    在較為直觀的層面上,由觀眾掌握的時間軸行徑方向可以理解為歷史受到個人的力量所掌握。
  13. The direction of each force is perpendicular to a line drawn from the axis to the point of application of the force.

    每個力都垂直於從軸到力作用點的引線。
  14. Disigning coolant channel on the firebox of liquid rocket engine to loxodrome ( equal - angle helix ) groove can improve firebox coolant capability greatly. because the width dimension of loxodrome groove is narrow and the depth is deep, some machining methods are incapable, such as end - milling or electrochemistry. according to the peculiarities, a cnc disk - cutter - milling method which is composed of five motion axes with four simultaneously interpolated ones is researched. because most firebox generatrix is composed of complex curves, it is very difficult to get cnc cutting program with manual means. in order to deal with the problem, the loxodrome mathematics model is studied, and an auto - programming software system is developed. the software system can generate cnc cutting program of loxodrome on many kinds of turned surface. the constriction - distension segment of firebox is the most representative workpiece. the sharp changing of its generatrix slope makes loxodrome milling difficult. with the theory analyzing and practice cutting experiment, some applied techniques, which include milling mode and direction, choosing cutter diameter and cutting start point setting, are developed. adopting the technology above, tens regular workpiece have been manufacturing. the two - year manufacture practice has confirmed the validity and feasibility of developed loxodrome coolant channel milling method. the developed technology is also worth to be referenced to other similar workpiece

    將液體火箭發動機燃燒室的冷卻通道設計為斜航線(等傾角螺旋線)槽形,可以大幅度改善燃燒室的冷卻性能.斜航線冷卻槽的槽寬尺寸較小而槽深尺寸較大,所以無法使用棒銑刀銑削、電化學等加工方式.針對這些特點,提出了五軸控制、四軸聯動的數控片銑刀銑削加工方法.由於燃燒室外表面的母線輪廓復雜,手工編制數控加工程序難度大.為了解決數控加工程序的編制問題,研究了斜航線的數學模型,開發了自動編程軟體系統.使用該系統,可以生成多種母線輪廓回轉體外表面上的斜航線數控加工程序.燃燒室收斂-擴張段的母線斜率變化大,加工難度大,是斜航線冷卻通道加工的最典型工件.經過理論分析和實際切削實驗,研究了針對該類型工件的片銑刀直徑選擇、銑削方式和方向、刀具調整和起刀點的設置等多項實際的加工方案.採用上述的一系列技術,已經成功地加工了數十個合格工件.經過兩年多的實際生產過程應用,驗證了所開發的斜航線冷卻通道加工方法的正確性和可行性.這些加工技術的研製成功,對其他相似類型零件的加工亦具有參考意義
  15. From the proportions of a mere point it advanced to the shape of a ninepin, and was soon perceived to be a man in black, arriving from the direction of flintcomb - ash

    隨著那個黑點的移動,黑點逐漸變成了九柱戲的柱子般大小,不久就可以看得清楚了,原來是一個身穿黑衣的人,正在從長槐路上走來。
  16. The important meaning in which this direction studied has lain in establishing the connection between the material science of concrete and civil engineering, analyse the strength in terms of material microcosmic or the mesoscopic, have important meaning to understanding, know the essential law of the strength of concrete. this text divides six chapters altogether. chapter one reviewed the pore structure in nowadays domestic and international research current situation, including the concrete examines research, research of the pore structure model and the research current situations of pore structure and strength relation of the pore method, have introduced some most important achievements of structure research of pore ; chapter two narrated much yardstick of the material mesoscopic structure of concrete and principle of examining pore technology of material of concrete, and the commonly used sign parameter in discussedding the pore and material pore of quito of cement and analyse, have explained that the influence factor of mip to the result of study of pore, has pointed out the limitation in mip in the pore structure ; analyse porosity and strength relation development course of model emphatically, and has carried on comparative analysis to the existing model, has pointed out the weak point of the original model ; on the basis of " ing integrate synthetically ", propose concrete pore structure compound body model and pore physical model of systemlex body ; chapter five carried on the corresponding test data to compares to the model parameter appearing in model of chapter four with and analyses, have received k value of the characteristic of strength of matrices of reflecting according to the method to return to analysis, and calculate the influence produced on the strength of concrete in revision that can probed into the content of cement, elastic mould and surface energy, exactness of the inspection model ; chapter six is the conclusion, according to studying the survey this text to some research conclusions of the pore structure and making corresponding prospect to the structure development of pore

    第一章回顧了孔結構在當今國內外的研究現狀,包括混凝土測孔方法的研究、孔結構模型的研究及孔結構與強度關系的研究現狀,介紹了孔結構研究方面的一些最重要的成果;第二章敘述了混凝土材料細觀結構的多尺度性及混凝土材料測孔技術的原理,並討論了水泥基多孔材料孔隙分析中常用的表徵參數,也說明了壓汞法測孔對研究結果的影響因素,指出了壓汞法在孔結構研究中的局限性;第三章是著重分析了孔隙率與強度關系模型的發展歷程,並對已有的模型進行了比較分析,指出了原有模型的不足之處;第四章在「綜合集成」的基礎上,提出了混凝土孔結構復合體模型和孔系統的物理模型,並模擬了該模型下由各單體並聯形成的復合體的斷裂過程,最後根據所建模型編制了相應的計算程序,可根據輸入的孔徑分佈與水泥含量等參數,實現混凝土理論強度的計算;第五章對第四章模型中出現的模型參數進行了相應的試驗數據對比分析,根據回歸分析的方法得到了反映基體強度特徵的k值,並從理論上探討了水泥含量、彈性模量和表面能的修正對混凝土強度計算產生的影響,檢驗模型的正確性;第六章是結論與展望,根據研究綜述了本文對孔結構的一些研究結論並對孔結構發展作了相應的展望。
  17. Thesis point out : agricultural product market information system construction lag behind on market for farm products construction, scale of market for farm products, institutionalized degree low grade factor influence market for farm products collecting and distributing and transmitting the function to information relatively. agricultural product stronger in price fluctuation, dependence and a low one getting dispersed, in the forming process of and the price of agricultural product : basic price form with market, producing area price can reflect person who consume - price etc. factor weaken price direction function of information. agricultural product supply and marketing chain does not cooperate in the play chess state that caused inside system reasonless behavior of participant and feedback mistake of message understand

    指出:農產品市場信息體系建設滯後於農產品市場建設、農產品市場的規模化、制度化程度較低等因素影響了農產品市場對信息的集散和傳遞功能;農產品價格較強的波動性、相關性和較低的離散性,以及農產品價格形成過程中:基礎價格形成與市場之外、產地價格不能反映消費地價格等因素弱化了價格信息的導向功能;農產品供銷鏈的非合作博弈狀態造成內部參與者的系統非理性行為和對反饋信息的錯誤理解。
  18. Offer your hand to those you come aceoss who are stuck in the ir own personal sand traps, but do not point them in the direction you feel they must go. that has to be their decision. only imply to them that they are never alone and they will eventually find their way. when you get to where you are going and you look back, it is your own footprints, not someone else " s. the importance of this is that your trials and tribulations are gifts to be beholden ; for that is how you will learn who you truly are

    在旅程中你可能會遇到那些陷入自己的流沙困境中的人,向他們伸出援助之手;但不要向他們指明你認為他們必須走的方向.那隻能由他們自己來決定.你只需向他們暗示,他們從來不是孤獨的,他們終將找到的道路.當你最終抵達你的目的地,回首昔日的旅程時,你看到的都是自己的足印,而不是其他人的.這一點的重要性在於- - - -你經受的考驗與苦難都是值得去感恩的生命贈禮,你將因此認識真實的自我
  19. The shadow mask is the critical component of the colour picture tube and the important component for the choice of colour, its function concentrates on the limitation of electronics bound diameter and the screening direction, the electronics bound which is sent by the electronics gun goes scanning, during the scanning process, we should guarantee every bound gathering into the small holes situated on the screen, then these bounds will point to the regularized position through the small holes on the flat mask, and then three basic colours will be produced, at the same time, those useless electronics will be blocked by the mask board

    平板蔭罩是彩色顯像管的關鍵部件之一,是一個重要選色元件,其作用是限制電子束直徑和上屏方向,由電子槍發射的電子束在偏轉磁場的作用下進行掃描,掃描過程中必須使每個電子束只能射中熒光屏上的為該束指定的那些小孔上會聚,並通過蔭罩上諸多的小孔分別打到各自對應的熒光質點上,發出三種基色(紅,綠,藍) ,而無用的電子則被蔭罩板截獲。
  20. Algorithms on fingerprint preprocessing are first studied in unit 3. point direction image is acquired by using discrete direction method. then block direction image is acquired

    採用離散方向法來求取指紋的點方向圖,進而用直方圖法得到指紋的塊方向圖。
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