段斜率 的英文怎麼說

中文拼音 [duànxié]
段斜率 英文
slope/temperature factor adjustment of ph meter ph
  • : Ⅰ量詞(部分) section; segment; part; paragraph; passage Ⅱ名詞(姓氏) a surname
  • : 形容詞(跟平面或直線既不平行也不垂直的) oblique; slanting; skew; bevel; diagonal; askew; inclined; tilted
  • : 率名詞(比值) rate; ratio; proportion
  1. 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.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航線數控加工程序.燃燒室收斂-擴張的母線變化大,加工難度大,是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
  2. The detailed works are as follows : the finding patterns problems in the time - series data sequence are described, and a new trend logic expression method is introduced, and its algorithm and experiment result of algorithm are given ; time - scries data are disposed, and using the arctg. slope of line as the sample of pattern recognition, so ignoring the aberrance of pattern in the classified. in addition, a new time - series pattern finding algorithm based on higher - order neural network is put forward

    同時給出了本文的具體的工作,主要是:對在時序數據序列中發現模式問題進行了描述,並介紹了一種新的趨勢邏輯表示方法,給出了其演算法及演算法的實驗結果;對時序數據進行處理,提出了利用線反正切值作為模式識別的樣本,從而在分類時忽略模式的畸變;另外,還提出了一個新的基於高階神經網路的時序模式發現演算法。
  3. The curves of the consolidation settlement in soft clay base of flood land are gained, which compare the effect of sand drain. the settlement - time curves in different period are also gained, which increase the height of embankment to 8m, based on the test data of hang - yong highway. furthermore, the consolidation settlement characters of these entity engineering are analyzed, and, the variation rules of the rate of grade and degree of the curves in different period in the whole section, the maximal settlement and the liner regression relations between the rate of grade and degree are calculated

    本文利用大變形固結有限元分析程序( lscfea )中的小變形平面固結分析單元( sse2 ) ,結合實體工程項目進行了地基固結沉降的有限元計算,分別得出河灘相軟土地基在考慮砂井和未考慮砂井作用下的固結沉降曲線及杭甬高速公路試驗在高堆載情況下的固結沉降曲線;並對以上曲線特徵進行了分析,得出各時間曲線、角度在整個斷面的變化規律,以及沉降最大值與、角度變化之間的線性回歸關系。
  4. These characteristics and phenomenons have effect on the quality of gear pump, and it is difficult relatively to research them by theory. at present the research is limited to the phase of examination testing. theoretic research of the characteristics and the phenomenons of polymer gear pump are blank in china when the gear pump feeds the viscous polymer liquid of chemical flow with high temperature and high pressure

    齒輪泵除具有流量和容積效、扭矩和機械效、功和總效等基本特性外,還存在著困油、噪聲和氣穴等現象,這些特性和現象直接影響齒輪泵的質量,對齒齒輪泵的這些特性和現象的理論研究難度較大,目前大多仍局限於實驗測試研究階,而聚合物齒輪泵在輸送化工流程中的高溫、高壓的粘流態聚合物時特性的理論研究在國內基本還處于空白。
  5. He finds the pitch range after calculated the three important parameters through the bladed for windows software, then presents an optimized control strategy that regulate the pitch angle in terms of the wind speed. it must control the output power because the variational output power brings the variational loads. he confirms and optimizes the control strategy that the output power is the control target, the output power is divided into three parts

    將功作為系統控制的目標,將功分成三進行控制,在低風速區,載荷是有限的,以功最大化作為控制目標;在額定風速附近,由於處在升力曲線的變化點,功變化較大,應盡快調整槳距角進入失速區工作,減少載荷的波動,該額定風速區的上下工作點要通過現場試驗的手來確定;在額定風速以上,使功維持在額定輸出,減少功波動,並通過bladed軟體的模擬計算對控制策略進行了驗證。
  6. Modify above model along with altering structural form or the constitution of the bridge, such as different standard, steel ratio, steel pipe diameter, concrete module, brace allocation, the length of concrete of the main ribs, suspending pole mode and cable local vibrations, calculate the variety of dynamic character, analyze this factors which will affect. 2

    拉拱橋自振特性進行參數分析,分別考慮了不同規范、含鋼、拱肋鋼管直徑、混凝土彈性模量、橫撐布置、拱肋混凝土長度、吊桿形式對自振特性的影響,最後考慮了拉索局部振動對自振特性的影響。
  7. The synchronous rectifying and low power sampling technology is used to reduce the power consumption, flexible external loop compensation, error amplifier output clamp are adopted for better system large signal response. the piecewise slope compensation technology is employed to minimize the consequence of over compensation. the sensor resistor is externally connected, which realize output voltage programmable. the overheat protection and under voltage protection modules are integrated in the die to allow the reliable operation of the system

    同時,電路設計採用同步整流技術、低功耗電流采樣技術降低功耗,提高轉換效;採用靈活的外部環路補償技術、誤差放大器輸出嵌位技術以實現良好大信號特性;採用分坡補償技術,消除不穩定因素,並最大程度地減小過補償帶來的問題;採用外接輸出采樣電阻的方式,實現輸出電壓的可編程。
  8. The lateral erosion velocity of bahe river round lantian accelerates, this may be resulted from the accelerating uplift velocity of lishan mountain

    藍田灞河的側蝕速逐漸增大,這可能與驪山掀式隆升速增大有密切聯系。
  9. The force control of suspension bridge anchorage cable is the main contents which will be researched. according to the character of suspen - sion bridge anchorage, three questions is solved in this paper on the basis of the construction control experience of the highway bridge of yichang yanzhi river. firstly, an effective method of cable force control is presented in this paper, which has settled the puzzle of cable force accurate operate through fixing a pressure transducer at the behind of the hydraulic jack. secondly, an exactitude calculation model is founded in this paper. in addition the influence of boundary condition, sag, inclination, flexural rigidity and environment temperature to the cable vibration frequency which make the frequency method could be used to the measurement of cable force. in the end of this paper, a control system of anchorage cable force is developed on the basis of the above research. this system is very steady, credible, high precision and convenient. it is a new and credible method to be used to the force control of sus - pension bridge anchorage cable. in this paper, the conundrum of cable force control has been solved. the fruits are very useful to the development of inland suspension bridge

    提出了一種有效可行的錨跨張力控制方法,即通過在油壓千斤頂后加壓力傳感器,並利用單片機技術進行數據採集,解決了懸索橋錨跨索股初張力精確控制的難題;建立了錨跨索股索力的精確計算模型,分析了索股的邊界條件、度、垂度、抗彎剛度及環境溫度對索股頻的影響,解決了弦振法在大跨徑懸索橋索力測試中的應用問題;在上述研究成果的基礎上,研製出了錨跨張力控制系統,該系統具有穩定可靠,精度高,使用方便等特點,它的投入使用將為我國今後大跨徑懸索橋錨跨張力控制提供一種全新的、可靠的手
  10. Slope error over

    誤差
  11. Based on the discussion the peculiarity of computer identification of tectonic soft coal seam, implemented the computer automatically identification of tectonic soft coal seam with well log of coal seam using the method of stratifying with slope - variance and probability statistics

    摘要在對構造軟煤分層計算機識別的特殊性進行探討的基礎上,應用方差分層、概統計計算的方法,實現了煤層的測井曲我對構造軟煤分層的計算機「自動」識別。
  12. In the elastic term, the two load - displacement curves slope are similar, the new structure s slope is more greatly. stiffness is better than the traditional structure. but the new joint s crack load is littleer

    在彈性階兩者的荷載-位移曲線相差不多,而且新的連接形式還大一些,它的剛度較傳統連接形式要好,但新的連接形式樓板開裂荷載稍偏低,應採取加強措施來提高開裂荷載。
  13. Dogleg control strategy was proposed for piston electronic control unit ( ecu ) engine of a small size unmanned helicopter in overrunning stage, and then compared with traditional method of increasing rotational speed in fixed slope

    摘要針對小型無人直升機使用的活塞式電噴發動機的沖速特性,給出了折線法的轉速指令控制策略,並與常用的固定轉速指令增量的方法進行比較。
  14. The tail lift curve slope as determined from the panel model may require adjustment in order to apply the test results.

    為了應用試驗結果,根據翼模型試驗確定的平尾升力曲線可能要作些修正。
  15. Different to exiting methods, it first segments time series based on a series of perceptually important points, and then time series are converted into meaningful symbols sequences in terms of domain knowledge and the relative scope of each linear segment

    不同於傳統處理模式,該方法在序列分上,採用了一種新穎的、基於重要點的時間序列線化演算法;在符號化過程中,採用基於相對的局部符號化方法。
  16. Absorption - band parameters such as the position, depth, width, and asymmetry of the feature have been used to quantitatively estimate composition of samples from hyperspectral data. so spectral absorptions are very important feature bands in use of hyperspectral classification and targets identify, this paper extracts absorption features of actual hyperspectral image by continuum removed method which is very useful. then tested both of them by

    吸收峰波參數例如波長位置、深度、寬度、、對稱度、面積等常常被用來定量的估計高光譜樣本的組成,因此光譜的吸收峰是高光譜識別分類應用中很重要的特徵波,論文通過包絡線去除這種很有效的光譜分析工具提取出了實際的高光譜圖像的地物光譜的吸收峰參數。
  17. Some methods of evaluation water quality are studied, which are often used in water quality management. an example of estimating dongjiang cross - section is brought forward, which is using the isogradient obscure clustering method

    採用幾種常用的水質評價方法進行效果對比,在對灰色聚類方法進行詳細分析的基礎上,應用等灰色聚類決策方法,對東江惠州部分斷面的水質數據進行評價計算。
  18. For our laboratory is changing toward industrialization, a lot of work on conventional ingaas / gaas / algaas quantum well laser has been done. how the parameters, such as threshold current density, slope efficiency, fwhm and spectrum width, are influenced and how much the influence is, are discussed by the numbers. the effective means how to improve a certain performance parameter are purposed too

    由於本實驗室正處于由試驗研究向產業化邁進的階,針對常規ingaas / gaas / algaas量子阱激光器做了很多工作,文中系統論述了常規量子阱激光器的各項性能參數?閾值電流密度、、遠場發散角、光譜線寬等的影響因素及改進的有效辦法,並針對激光器p ? i線性度不好、遠場發散角出現多瓣的現象,通過理論分析找出原因所在並進行了改進,有效解決了以上問題。
  19. In mature power market phase, this paper establishes mathematic model aiming at maximum profit. this paper concludes a formula calculating the slope of bidding curve from the model

    在電力市場成熟階,本文以最大企業利潤化為目標建立數學模型,推導出報價曲線的計算公式: 。
  20. The expressions of distributed bars of several normal cases in the practical engineering are presented based on the equalization of the slope of prestressed bars at the end of each curve at inflection point

    以預應力筋在反彎點處每曲線端點的相等為基礎,提出了實際工程中常用的幾種情況的布筋表達式。
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