直線標度 的英文怎麼說
中文拼音 [zhíxiànbiāodù]
直線標度
英文
line scale- 直 : Ⅰ形容詞1 (成直線的; 硬挺的) straight; stiff 2 (跟地面垂直的; 從上到下的; 從前到后的) erect; v...
- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 標 : Ⅰ名詞1 [書面語] (樹梢) treetop; the tip of a tree2 (枝節或表面) symptom; outside appearance; ...
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 直線 : 1. (不彎曲的線) straight line2. (急劇的) steep; sharp
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The tube is graduated so that flow rate can be read directly on a linear scale.
管上刻以標度,所以從線性標度上可以直接讀出流動速率的數值。This paper introduces the radiographic examination procedure of the primary pump of 900mw nuclear power unit, including the requirement about the radiographic examination equipment such as the radiation sources, films, penetrameter, etc. ; the radiographic process when using the rectilinear accelerator, and the development & examination of radiographic files, defects examination and acceptance criteria, with the expectation that this introduction be useful for reference to the promotion of 1000mw nuclear power primary pump localization in china
摘要介紹了嶺澳核電站主泵泵體製造過程中的射線探傷工藝過程,包括對膠片、象質計及底片的要求、直線加速器透照工藝、底片沖洗及黑度要求以及缺陷評定和驗收標準,以期對我國今後百萬千瓦級主泵泵體的國產化有所裨益。A new fractal - based infrared image feature extraction method is presented and the detailed theoretic analysis and implement procedure of this algorithm is submitted and tested in some experiments. with the limitation of the line detection based on traditional hough transform that the information of the length and the end points of the line is unavailable, a new algorithm which makes use of the accessional strategy based on precognition information is put forward to meet the demand for more information of the line, simulation results show this method is effective. finally, the whole process of airport target recognition is presented and the result images are also given
使用分形方法提取目標的特徵,在知識指導下,提出了一種基於目標特徵模型的降維的形態學分形維數計算方法,對傳統分形方法進行了改進,從理論上推證了演算法的合理性,並對演算法進行了模擬分析;針對傳統hough變換無法獲得線段端點和長度信息的局限性,提出了一種基於目標特徵先驗知識的hough變換融合策略,通過引入目標先驗知識,可以有效地獲得直線信息;對信息多而復雜的機場目標採用基於知識的目標識別方法,使用置信度模摘要型實現不確定推理,對目標進行識別判斷,將知識貫穿于整個識別過程中,對目標進行了有效地識別。Now, our country is in the term of adjustive phase of carrying out new state standard, those five geometric errors only can be measured one by one with different implements, so it will waste lots of time ; use great effo rt and easily make mistakes
目前,國內企業尚處于執行新國標的適應期。檢測新國標值直線度的五種誤差,每一個坐標運動均需要分別使用線值誤差量具和角值誤差量具一項一項地檢測,耗時,費力,易出差錯。The his - tagged peacl - gfp purified from the supernatants could polymerize into green fluorescent filamentous structures with diameter, length and shape being identical to that of muscle f - actins, which could be labeled by tritc - phalloidin ( a specific agent for staining actin microfilaments ), and were identified as having a 9 nm diameter by negative staining, corresponding with that of the muscle f - actins ( 7 - 10 nm ). under polymerization conditions, his - tagged peacl - gfp polymerized with kinetics similar to those of skeleton muscle actin, that is, an obvious lag nucleation period at the beginning of polymerization and an s - like typical polymerization curve could be obtained. the critical concentration is 0. 75 umol / l near to that of chicken muscle actin ( 0. 56 umol / l ) under the same condition
熒光標記結合熒光顯微觀察表明:從可溶性上清中純化的his - taggedpeac1 - gfp聚合形成的微絲不僅可以直接在熒光顯微鏡下觀察,也可被微絲的特異標記物鬼筆環肽所標記,而且其直徑、長度以及形態上與已知的聚合肌動蛋白熒光絲一致;電鏡負染的結果進一步證實其直徑為9nm ,與傳統微絲直徑相當( 7 ? 10nm ) ;聚合曲線有明顯的停滯期,為典型的s型聚合曲線,聚合臨界濃度為0 . 75 mol l ,這一結果與已有報道相似。The paper introduces a method of design and realization that is based on the single chip computer 8051, which adopts straight line grating sensor and realizes the three - coordinate high accuracy system of dynamic check and displacement measurement of nc machine
摘要介紹了一種以單片機8051為核心,採用直線光柵位移傳感器,實現數控機床三坐標位移高精度動態檢測系統的設計方法。Time delay estimation ( tde ) by using three - element linear array is an important problem in torpedo trajectory tracking system which ttacks target according to strictly geometrical position. it is the basis of measurement of target distance, bearings etc. the error of tde influences directly the accuracy of trajectory tracking. the more efforts have been made in order to acquire high accuracy estimation
三元直線陣的時延估計是魚雷彈道測量系統中的一個重要課題,它依照嚴格的幾何關系進行目標定位,是測量目標距離、方位等參數的主要依據,時延估計的精度直接影響彈道跟蹤系統的精度,為提高時延估計精度人們進行了大量的研究和探索。The properties of the key optical and electrical devices and the controlling mode in the system are put forwards. using the polar coordinate lines with different directions and the circulars with the same axis can be written together. by using he - cd laser ( 442nm ) as writing light source, the system can directly write line with width 05 # m on a sample
本文的主要目的是建立了一種極坐標和直角坐標相結合的激光直寫系統的原理樣機,探討系統的各部分器件的基本性能要求,為今後研製高精度激光直寫系統做好工作基礎,分析了激光直寫系統中關鍵器件的性能要求,基本控制方式,實現了極坐標方式下,任意旋轉角度直線圖形與共心圓環的光刻。7. to display vertical lines between unit labels, select the tick lines check boxes
7 。如果要在單位標簽之間顯示垂直線,則應選中「時間刻度線」復選框。The model tries to achieve minimum transfers and maximum traveler flow per unit length with line length and non - linear rate as constraints
該模型以換乘次數最少、單位長度運送客流量最大為優化目標,線路長度、非直線系數等作為約束條件。By analyzing and comparing the network feature index - non - beeline coefficient. shortcut index. joint degree index, demonstrates the cobweb theory that in the conditions which has the same area. scale and density, round - radiation network has the best traffic efficiency
基於對路網特性指標? ?非直線性系數、快捷性指數、連接度指數分析比較的基礎上,提出並論證了在同等的路網覆蓋面積、規模和密度的條件下,環形放射式路網具有最優的交通效率的蛛網理論。The angle message from the sensor was conversed through the conversion of coordinates, and the termination of the bucket was obtained. after the continuous points were described in the coordinate system, the practical straight - line excavate tracer came
光電編碼器採集到的角度信息,經坐標計算得到挖掘機鏟斗端點的坐標,將這些連續的坐標描點,即得到一條實際的直線挖掘軌跡。Four groups ’ measurement data are given based on built system, and the results and the error analysis of measurement range of 1. 5, angle step of 0. 06 is discussed in detail. a list table of fitting curve and angular displacement is given as well
利用建立的測量系統給出了四組測量數據,詳細討論了測角范圍為1 . 5 、角度遞增0 . 06的測量結果與誤差,並給出標定擬合直線與角位移的查找表。The example purposely uses an expected line angle somewhat different from the actual line angle to illustrate the angle tolerance you have to work with
這個例子故意使目標直線和實際直線之間有個角度差,目的是解釋容許誤差對查找的影響。After column form installation, overall inspection and aligning shall be done for the cross dimension, axis, elevation and verticality, and then connect each column “ 井 ” shape rack as overall stable structure
柱模安裝基本完畢后對斷面尺寸、軸線、標高、垂直度等進行全面檢查校正後再進行固定,並將各柱井字架之間連成一體,形成穩定整體結構。Because the different stiffness match of front and rear suspension is very influencing to the ride comfort, optimal model of ride comfort is developed, regarding the rms of driver ’ s acceleration as the objection, regarding the stiffness of front and back suspension as optimal variable, regarding quiet flexibility 、 dynamic flexibility 、 frequency and dynamic load as nonlinear constraints. by matlab program and using sqp, the optimal match of front and back suspension ’ s stiffness is achieved, this optimal model consider not only request of quiet 、 dynamic flexibility 、 frequency and damp, but also security of run and peace of road, it is closer to the fact than other models which only consider partial restriction
由於前後懸架垂直剛度的不同匹配對汽車行駛平順性影響較大,論文建立以駕駛員垂直加速度的均方根值作為汽車行駛平順性優化目標值、以前後懸架垂直剛度作為優化變量的優化設計模型,並輔以靜撓度、動撓度、頻率、動載荷等非線性約束,使用序列二次規劃法,利用matlab編制優化程序,求得前後懸架垂直剛度的最優匹配值;此優化模型不僅包含動靜撓度及頻率和阻尼的限制,還考慮到汽車的行駛安全性和道路友好性,比文獻報道的只考慮部分約束的優化模型更切合實際情況。Both absolute difference and relative difference among per capita gdps of 14 cities ( prefectures ) increased year by year since 1990 - the absolute difference increased linearly - - and this increased tendency would n ' t change in short period. by counting the discrete and ratio between per capita gdp of every city ( prefectures ) and that of the total province, the relative development speed of every region and the industrial structure of every region, i think that the characteristic of the spatial structure of regional economic difference in hunan is that the area along the beijing - guangzhou railway line in the east of hunan developed fast, while the vast area in the west of hunan developed slowly, so the regional difference increased constantly. on the difference background between the east and the west of hunan, there is the difference between central region and fringe region, for one thing it shows ring difference, namely chang - zhu - tan internal ring, surrounding chang - zhu - tan medium ring, the outermost external ring, the most underdeveloped counties lie on the fringe and mountain regions in the west, south and east of hunan, for another it displays that the peripheral regions of 13 prefectural cities are more developed than the other
文章還建立了反映基礎設施水平、經濟發展水平、社會發展水平的23個主要指標構成的湖南省區域差異衡量指標體系,在此基礎上,藉助spss統計分析軟體,運用主成分分析法,對湖南省14個市州經濟發展綜合水平的差異狀況進行了研究,結果表明:長沙市的經濟發展綜合水平在14個市州中遙遙領先,反映了湖南省經濟發展空間結構的「單極主導」特徵;通過計算人均gdp的標準差和標準差系數,研究區域經濟差異的總體水平及區域經濟不平衡發展的演變趨勢,發現90年代以來湖南省各市州人均gdp的絕對差異和相對差異都在逐年擴大,其中絕對差異隨年份直線上升,且這種差異擴大的趨勢在短期內難以改變;通過計算各市州人均gdp與全省人均gdp的離差和比率、各市州發展速度的差異及產業結構的差異,認為湖南省區域經濟差異的空間特徵是:湘東京廣沿線地區基礎較好,發展較快,湘西地區發展緩慢,地區差異不斷擴大;通過以縣為對象的差異研究發現在湘東湘西差異的大背景上還有核心區與邊緣區的差異,它一方面表現為長株潭內層、圍繞長株潭的中層、更遠的外層的圈層差異特徵,最落後的縣分佈於湘西、湘南、湘Through calculation on varied parameter, a group of suitable parameter is found out. the results of experiments indicate that the theoretical analysis to the magnetic field of the magnetic structure is proper. to remove the result error come from the change of gap between piston rod and sensor, a signal processing method accompanied with machine learning process is researched
為消除傳感器與磁性標尺之間間隙變化對測量結果的干擾,將示教學習方法引入行程傳感液壓缸的信號處理過程,並使用改進的遺傳演算法解決自學習過程中周期曲線的擬合問題,提出了雙傳感器軸向直線布置方法和基於自學習過程的信號處理方法,通過實驗,達到了顯示精度0 . 01mm ,測量重復精度0 . 2mm的良好效果。By contrast with some foreign countries, such as usa, uk and so on, those countries had carried out new iso standard for a period of time, so they have developed special implements to measure those five errors, like 6d / lms created in usa. those implements have greatly improved the testing efficiency of machining center ' s geometric accuracy
而國外美英等國先於我國執行iso的新標準,他們已經研製了直線度誤差綜合檢測儀,如美國的api公司研製的6d lms激光干涉儀可同時檢測除傾斜一項的其他四項誤差,使檢測時間從2 ? 3天減為半天,極大地提高了生產效率。In new state standard < < machining center testing items - accuracy testing > > [ refering to iso / dis10791 ], issued in 1999, the test of straightness accuracy has been changed. now it becomes more scientific and reasonable. in old state standard, the testing of straightness accuracy of kinetic part only focus on vertical and " horizontal plane, and it only includes two linear errors ; but in new state standard, we not only measure those two linear errors, but also measure the errors of pitching, deflecting, and inclining of the kinetic part, so it includes two linear errors and three angle errors
1999年公布的國標《加工中心檢驗條件?精度檢驗》 (參照iso dis10791訂)中,直線度等項的檢測做了更為科學的實質性更改,坐標移動的直線度以由只檢測垂直面和水平面內的兩個平移線值誤差,改為用移動坐標方向之外的另兩個坐標的平移線值誤差和移動部件繞三個坐標軸的俯仰,偏擺和傾斜三個角值誤差綜合表徵。分享友人