曲準線 的英文怎麼說

中文拼音 [zhǔnxiàn]
曲準線 英文
curved diretrix
  • : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
  • : Ⅰ名詞1 (標準) standard; guideline; criterion; norm 2 (目標) aim; target Ⅱ動詞1 (依據; 依照)...
  • : 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...
  1. These data can be plotted to form a calibration curve.

    這些數據可以繪製成一校
  2. Abstract : the design, manufacturing and measurement method of cam profiling are discussed in this paper by describing cam shaft grinding, fabrication of cam profiling, formation of contour of cam profiling, method of compensative fabrication of cam profiling, and measurement and evaluation of cam profiling

    文摘:從凸輪軸磨床磨削工件凸輪、反靠凸輪靠模的過程,凸輪靠模輪廓的形成,補償反靠凸輪靠模的方法,標凸輪軸的刮削及補償量的確定,凸輪靠模的檢測與評定等,論述了凸輪靠模的設計、製造與檢測方法。
  3. He used a principle, which though helpful was hardly well grounded, to establish canonical forms of curves.

    他採用了一個雖然方便卻不很有根據的原理來建立的標型。
  4. Therefore, the method of screen spreading is presented herein with the following basic feature : taking the surface of the perpendicular line at the end of the distortion and bottom as the datum plane, move the controlling point of every distortion part to the datum plane with the principle of changeless of geometry size, and then the spreading is formed

    為此提出一種屏幕展開方法,此方法的基本要點是,以扭面末端垂直和底部起坡所在的平面為基面,將扭面各分塊的控制點按幾何尺寸不變的原則搬到基面,即可形成展開圖。
  5. Then the author focus on schemes including identification, digital signature and deniable authentication, and several classical algorithms are addressed as well. in addition, we analyze the differences between standard security paradigm and random oracle paradigm. based on all above, by using elliptic curve, we establish a new identification scheme and its corresponding digital signature scheme under random paradigm

    文章詳細的分析了認證系統的三種類型,即身份認證、數字簽名和消息認證,剖析了一些經典的方案,並對標安全模式與隨機oracle模式做出比較,並基於隨機oracle模式提出了一個新的身份認證演算法及其相應的數字簽名變形,兩個演算法均在橢圓上實現。
  6. Descartes also emphasized the degree of the equation of a curve as the measure of its simplicity.

    德斯卡堤又強調方程是衡量繁簡的標
  7. Constructing directrix for conic curve

    圓錐的幾何作圖
  8. So far, the main frame of the conjugation of betrand are established, on the basis of which, it is given that the primary condition the directrix line must be satisfied, the relative curvature of the conjugating surfaces, the relations between non - interventional condition and curvature axle of the directrix line, and so on. the transmission of normal circular - arc gear is a typical bertrand conjugation. in order to promote the transformation from theory to technology, the general principle of this kind of transmission is studied

    為了使研究更加貼近於工程,便於解析處理,提出面的概念,並確立由面到的研究路,給出了各種傳動形式下面與的具體特徵,證明了共軛面上兩的誘導測地率等於零的這一不干涉條件,進而指出,當面為平行軸和相交軸傳動的節面時,不干涉條件自然滿足。
  9. Drayton standard test method for determination of cooling characteristics of quenchants by cooling curve analysis with agitation drayton unit

    攪拌冷卻分析法測定冷卻劑冷卻特性的標試驗方法
  10. In order to solve the problems of which the spiral bevel gear of oerlikon type is necessary to out and modify repeatedly, a new method was developed to predict the contact pattern and greatly reduce the cost for manufacturing by means of building a tooth contact analysis model of prolate epicycloids bevel and hypoid gears for oerlikon skm2

    摘要為解決奧利康錐齒輪加工過程中需要反復試切、修正的問題,根據奧利康skm2機床建立了加工延伸外擺齒錐齒輪和面齒輪的齒面接觸分析模型,提出了一種可預測齒面接觸質量、降低設計加工成本的新方法。
  11. 5. detection : the samples were extracted with ethyl ether. the lidocaine in the sample was qualitated by rf and a tlc scanning spectrometry, quantitated by a tlc scanning chromatography and a two points external standard method or a standard curve method

    5 、利多卡因檢測方法:樣品堿化處理后,乙醚提取,薄層掃描檢測,根據利多卡因的rf值結合光譜掃描圖定性,外標兩點法或標法定量。
  12. Benthic foraminifer fauna, ams14c dating and acoustic sub - bottom profile was analyzed in the core ey02 - 2 and ey02 - 1 drilled from the muddy deposit in the middle southern yellow sea and the mid - shelf of north east china sea. considering the results of core qc2 ? dz4 and the standard oxygen isotope curves, we discussed the late - quaterenary paleo - environment evolution, benthic foraminifer fauna, paleo - climate, the climate events and water mass in postglacial period, average sedimentation rates, paleo - water depth, origin of sediments, average sea level rise rate in the shelf of south yellow sea and east china sea. at last we discussed the condition of sea level rise in the east china, green house effect and the protection of coastal zone

    本文根據南黃海中部泥質區和東海中陸架的兩個鉆孔巖芯的古生物、 ams ~ ( 14 ) c測年、淺地層剖面等,參考qc _ 2 、 dz _ 4成果及標氧同位素探討了黃東海陸架晚第四紀古環境演化、底棲動物群特徵、古氣候、冰後期以來氣候事件、古水團、沉積速率、古水深、沉積物源、海平面平均上升率,討論目前中國東部海平面上升的狀況、溫室效應及海岸帶保護。
  13. Hypoid gear oil

    齒輪油
  14. The effect of yield and grain protein content with soil water content and nitrogen ( or nitrogen and p2o5 ) was described by isopleth

    用極差變換將產量和蛋白質含量理論值標化,其標的交點即為二者的最佳結合點。
  15. The mathematical statistics method and extrema variance clustering method can be used to visible automatic classifying and reading of logging curves. the lithofacies classifying program basing on multi - mineral model analysis presents a new method to analyze logging - facies and more accuracy and visualized logging facies section can be reached by using this method. in addition, it supplies reliable lithologic layering reference for search and evaluation of oil / gas caprock and it also made up for the high cost of core - drilling and the inaccuration between lithic fragment description and depth

    採用基於「數理統計-極值方差聚類法」的面向對象可視化操作方法可有效地解決測井的可視化自動分層取值問題;而基於多礦物模型分析的巖相劃分程序又提供了一種新的測井相分析方法,能得到更為確直觀的測井相剖面,為尋找和評價油氣蓋層提供了可靠的巖性分層依據,同時彌補了鉆井取心費用高和錄井巖屑描述與深度有誤差的缺陷。
  16. The directrixes of the in former two transmissions are the loxodrome and the geodesic on the pitch cones, that of the latter is an equal - pitch line along the direction of straight generatrixes in the hyperboloid surface, also is the vertical trajectory of the straight generatrixes

    前兩種傳動形式的分別為節錐面上的斜航與測地,後者的為單葉雙面上沿直母方向的等螺距,且為直母族的正交軌
  17. Their heights were around four standard deviations below the 50th percentile of the normal growth curve

    他們的身高大約比正常生長的第50個百分位數低4個標差
  18. Standard test method for dc magnetic properties of materials using ring and permeameter procedures with dc electronic hysteresigraphs

    使用d - c電磁滯記錄儀的參數處理和環型材料的d - c磁性能的標試驗方法
  19. This paper presents the prestack time migration to curved rays for minor fault blocks, which is of more accurate migration, allowing the travel - time equation to be more close to the real pathway of layered media seismic wave propagation, the focused imaging to be more precise, the migrated results to be of good preserved amplitude processing property and the output trace gathers to be used for the lithologic analysis and inversion study

    採用彎疊前時間偏移技術使小斷塊確偏移歸位,其走時方程更接近層狀介質地震波的真實傳播路徑,成像聚焦更精確,且通過特殊振幅處理,其偏移結果有很好的保幅性,輸出的道集可以用於巖性分析和反演研究。
  20. At the same time, the standard linearity body model integrated with experimental data was used to simulate the creep constitutive relations of the material

    同時用標性體模型對該材料的本構關系進行了模擬,並與實驗進行對比。
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