曲線產生機 的英文怎麼說

中文拼音 [xiànchǎnshēng]
曲線產生機 英文
curve generators
  • : 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...
  • : 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...
  • : Ⅰ動詞1 (人或動物的幼體從母體中分離出來) give birth to; be delivered of; breed 2 (創造財富; 生...
  • : Ⅰ動詞1 (生育; 生殖) give birth to; bear 2 (出生) be born 3 (生長) grow 4 (生存; 活) live;...
  • : machineengine
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  • 生機 : lease of life lifevitality
  1. Based on the analyses on mechanical properties, microstructure and fracture of - the microalloyed steels socrv with various heat treatment technique, it can be affirmed that various fractures arttribute to various mechanism, we can draw conclusion that the strength and toughness of microalloyed steels 50crv will be increase simultaneously by optimal heat treatment technique. to illustrate the mechanism of the strength and toughness of microalloyed steels socrv, we designed the comparative experiment and observed the microstructure of the sample which occurred at different quench and tempering temperature and different tempering time. the last experiment results were determined by the four factors : fined microalloyed elements grains, the decompound of martensite, martensite transformation of remnant austenite and the second phase precipitation

    為解釋微合金化50crv鋼強韌化理,本文通過對不同淬火溫度,回火溫度,回火時間下的力學性能指標的對比及顯微分析,認為微合金元素的細化晶粒,馬氏體的回火分解,殘余奧氏體的轉變,第二相的沉澱析出共同決定了微合金鋼的強韌化情況,特別是由於微合金元素的存在,其細化晶粒及其碳氮化物的沉澱析出,導致鋼的良好的強韌性,並且如果工藝滿足第二相的沉澱析出強化大於回火馬氏體分解引起的軟化效應,會在硬度明顯的二次硬化現象。
  2. The main results show that : ( 1 ) the mechanism of laser bending is very different from that in bending with hard tools. ( 2 ) the bending angle is varied along scanning direction, and there is a deformation wave in the process. ( 3 ) the effects of sheet length on bending can be neglected while the length is more than 10 times of thickness. ( 4 ) the sheet width has much higher influence on the bending process

    分析發現:激光彎成形時板料的應力狀態與械折彎時有根本不同;當激光束沿直單向掃描時,板料兩端的彎角度不同;板料的長度大於10倍板厚或5倍光斑尺寸時,板長對彎角度的影響不再顯著;沿掃描方向,距離光斑中心3倍光斑尺寸以外的區域,仍然對彎變形量影響。
  3. We think that the indirect exchange is in relation to the magnetic field, and gain the coefficient relevant to the applied field. the result calculated using the coefficient is in good agreement with the experimental result. that also further perfects the theory of the microscopic mechanism of leading to the anisotropy of ergag

    研究認為間接交換作用的大小與外磁場的大小有關,得到了和外磁場有關的系數,由此計算的磁化強度特性與實驗值符合情況有所改善,進一步完善了導致ergag磁性各向異性的微觀制。
  4. On basis of the producing fact of kiu ming heavy machine ltd, the author get much fact material through inner research, and presents a imagine of new corrugated - web structure of overhead traveling crane. through enough compare and argumentation, this paper presents using sine curve as corrugated sheet of web

    作者根據昆明重股份有限公司的實際,深入調查研究,在掌握大量應用實際的資料基礎上,提出了橋式起重的箱形主梁的新型波形腹板結構的設想,並在充分比較和論證的基礎上提出了以正弦波形作為腹板的波形。
  5. With the very low water to cement ratio, rpc has ultra - high strength high ductility and low permeability. in this paper, the compressive strength of rpc can reach to a high point with the number approximately 135mpa. as illustrated from the study results, we can approve some fundamental conclusions : there are big effects on rpc with deferent kinds and properties of raw materials and deferent curing conditions ; stress - strain curve shows the process of destroy with rpc samples ; x - ray diffraction analysis indicates that heat treatment at temperatures 90 accelerate the hydration of rpc sharply, therefore, mechanical and microstructural properties of rpc are highly dependent on heat treatment ; it is believed that rpc materials have excellent resistance to chloride permeability ; during the heat treatment, the shrinkage of rpc developed quickly because of chemical reactions ; the rpc with slag mostly has the advantage of rpc without slag about resistance to solutions corrosion

    研究結果表明:通過對rpc各組分摻量變化的研究,可以找到rpc的最優配合比;試件成型后的熱養護制度對rpc的性能影響巨大; rpc的抗壓應力?應變可以反映出試件受破壞時微裂紋的擴展情況,剛纖維的摻入可以大幅改善rpc的韌性; rpc在成型后存在較大的收縮,而其中的化學收縮要遠遠大於乾燥收縮; rpc具有很強的抗氯離子滲透性能,漿體的密實度很高;通過x射衍射實驗,可以發現rpc的膠凝體中ch晶體已經幾乎不存在,膠凝體主要由c - s - h凝膠和未水化水泥顆粒組成;在抗溶液侵蝕的實驗中,摻礦渣rpc的抗溶液侵蝕性能在絕大多數情況下要好於不摻礦渣試件,酸、堿溶液和浙江工業大學碩士學位論文摘要一些鹽溶液都會對rpc的結構侵蝕作用,但是理各有不同。
  6. Data processing is performed by pc , which includes detecting rough error by quartile method base on first order differential, adopting three points algorithm to eliminate deviations of rack displacement and installation, applying minimum containing area method to evaluate the sectional plane radius of roller and realizing it by genetic algorithm, adopting akima method to fit curve of roll profile

    主要的數據處理工作在上位進行,採用基於差分法的分位數演算法剔除粗大誤差;採用三點式測量原理消除探頭的安裝及運動所的誤差;採用最小包容區域法評定軋輥半徑,並應用遺傳演算法實現最小包容區域法的尋優計算;採用阿克瑪插值方法進行輥型的擬合。
  7. The equation of the pressure of scroll chambers 、 the force of axis 、 the force of radial 、 the force of tangent 、 inertial force 、 the composition of forces and the inertial movement is given. a dynamic model of scroll compressor of combination profile is developed, based on the analysis of the movement of the moving parts. this can provide base of theory for dynamical balance design 、 intensity design and reliability analysis

    論文利用pro / e軟體建立新型組合渦旋壓縮動渦盤的三維實體模型,在此基礎上根據受力情況對動渦盤的渦圈進行了有限元分析,探討動渦盤在工作過程中由於氣體力的作用而的應力與應變規律,為進一步完善動渦盤的設計提供了理論依據。
  8. The fluid properties and strata pressure have obviousely changed during the high water cut stage, which exert unfavorable influence on determining formation water resistivity based on spontaneous potential curves. from the analysis of the mechanism for forming

    針對油田高含水期地層流體性質和地層壓力的變化給應用自然電位求取地層水電阻率不利影響的實際問題,從自然電位理出發,研究了應用自然電位求取地層水電阻率的方法。
  9. At the same time in this paper we analyze nonlinear behavior of masonry through finite element method program and obtain its load when the wall start to crack and when it destroy, the p - u curve and so on. a comparison has been made between the data obtained from the experiment and the calculated through finite element method program so that we can study the cause of crack. in this paper we use finite element method to study concrete ' s character to analyze masonry, satisfactory results have been attained

    因此本文在對灰砂磚砌體進行力學性能試驗的基礎上,分析其裂縫的破壞模式與開裂理,並論述了將斷裂力學知識運用於研究砌體裂縫問題的可行性;同時,本文運用有限元方法對結構低周反復加載靜力試驗所做的灰砂磚墻片進行非性分析計算,得出墻片的開裂荷載、極限荷載、 p ? u,裂縫在墻體上的分佈等,與試驗所得數據對比,以便於研究裂縫的開裂理,並將研究混凝土的有限元方法運用到對砌體的研究中,取得了較滿意的結果,為類似的試驗分析提供了一條新的思路。
  10. The airtight - combined hydro cylinder makes the rubber inosculate with soles firmly and the shape of the sides to reach an average pressure, firm joint and no space effect

    採用密排式組合油缸設計,使橡膠塊能很好地吻合鞋底,鞋邊之形狀,壓力均等、貼合好,不留間隙死角之理想效果。
  11. For compensating the nonlinear error between winding current and the result magnetic field of stepper motor, the method of minimum square is adopted to fit and correct the error curve of subdivision step angle, and the subdivision precision is improved

    為了補償步進電相繞組電流與其磁場之間非性引起的誤差,採用了最小二乘法對細分步距角誤差進行了擬合與修正,提高了細分精度。
  12. The wavelengths of reflectance peaks and vales are got by spectral derivative method in section 3. 3. mechanism of them is analyzed. red tide and normal seawater, as well as some different dominant species of red tide, such as chattonella marina and mesodinium rubrum, can be discriminated by using the wavelength information of second reflectance peak

    3 . 3節運用該方法得出了實驗赤潮水體光譜的兩個反射峰和一個吸收峰的波長范圍,並對其理進行了分析;更為重要的是,利用光譜第二反射峰的波長位置實現了赤潮與非赤潮水體的光譜辨別,以及紅色中繞蟲、海洋褐胞藻等不同優勢種類赤潮的識別。
  13. First super - low specific - speed centrifugal pump has a long and narrow flow passage for its high head and low capacity, and the power absorbed by disc friction is too high, so the efficiency is very low ; secondly the diffusion of flow passage is so high, that the reserved flow often emerges at the inlet and outlet of impeller. therefore the h ~ q characteristic curve is often hump - shaped, and at the low - capacity operating condition the instability often occurs ; thirdly the centrifugal pump at high - capacity operating condition is easy to overload because the n ~ q curve appears a rising trend

    首先由於它的揚程較高、流量較小,所以它的流道狹長,圓盤摩擦損失較大,效率相對較低;其次由於它的流道擴散較嚴重,易在葉片進口迴流和在出口脫流,揚程流量特性易出現駝峰,在小流量工況下易不穩定現象;第三,由於其功率流量呈現上升趨勢,在大流量區運行時電易過載。
  14. The great tour purchasing power is the drive power of promoting the region ' s tourism developmentln the regional space, scale economic and regional separation are one of the basic characteristics of promoting tourism industry, so we must arrange the regional tourism industry with a systematic method and give prominence to the central city. for its outstanding area in the regional space, central city has evident superiority in the regional ecnomic development, and has echelon between central city and its periphery scennic spots, which is the inducement mechanism of tourism industry ' s arranging, developing and advancing step by step. for the law of diminishing marginal utility and the theory of equilibrium, the max utility equilibrium of tourism consumption be at the point of tangency of undiscrepancy curve and the cost budget curve

    中心城市居民巨大的出遊力是拉動其周邊旅遊地發展重要的內在驅動力;由於地緣關系,區域規模經濟與地域分割並存,是旅遊業運動的一個基本特徵,為此必須對區域旅遊經濟進行系統化布局,突出中心城市的業中心性;因其區位條件獨特,中心城市在區域經濟發展中居於明顯的優勢,與周邊城鄉部位存在經濟發展上的梯次性,這種梯次性是區域旅遊力布局、業發展梯次傳動,最終整體聯動的經濟誘導制;根據邊際效用遞減規律和旅遊者最大效用均衡理論,旅遊消費效用最大化的均衡在無差異與開支預算的切點(即旅遊目的地選擇的最佳位置)上,且隨著邊際效用遞減,目的地選擇的最佳位置向遠離中心城市方向移動,這就是中心城市與周邊旅遊地互動關系的經濟學解釋。
  15. Through analyzing and comparing, the results are presented below : that applying light structure design and selecting larger elasticity coefficient linear motor can improve greatly displacement output dynamic capability of positioning system and controlling precision of position motion, and this is helpful to meet the demand of increase productivity

    分析比較模擬試驗可知:採用結構輕量化設計、選用較大彈性系數的直等可以大幅度改善定位系統的位移輸出動態性能,提高定應運動的控制精度,並有利於滿足設備高率的需求。
  16. Based on the computer geometrical models of straight bevel gears built, a iso - parametric tool path algorithms which was fit for the machining of multiple surfaces has been designed. the algorithms can solve the problems which exist in machining multiple non - rectangle parameter surfaces and avoid the calculation of sufaces intersection

    在建立直齒圓錐齒輪計算模型的基礎上,提出了適于多面加工的等參數刀軌成演算法,避免了在對多張相鄰非矩形參數域齒面進行加工時所的干涉問題,而且面無需求交,使得計算成本下降。
  17. In this paper, the definitions of soil macropore and macropore flow, their types, characteristics, generation mechanisms, and experimental methods in laboratory and field were introduced, and the research progress in their determination techniques, including dye tracing, slice up penetration curve, tension infiltration apparatus, x - ray ct scanning, and radar exploration were summarized

    摘要介紹了大孔隙及大孔隙流的定義、多種表現形式及其重要特徵、理和室內外實驗研究概況,以及染色示蹤、切片、穿透、張力入滲儀、 x射ct掃描攝像和雷達探測等方法的研究進展,揭示這些實驗方法的優點與存在的問題。
  18. The apsp produced abroad is made by numerical controlled machine tool, which has noise level of 71db ( a ), the apsp produced in our country is made in the method of exploratory which has noise level of 73db ( a ) and 75db ( a ). in order to analyze the influence of stator curve to noise, the author used tri - coordinate measuring instrument to measured exactly the inside surface of stator and got the straddling point coordinate, and made curve fitting by using matlab as language and studied the fitting effect and then worked out the equation of stator transition curve in return seeking, then comparied this method with the standard style and made the conclusion : the equation of atator transiting curve of apsp made by numerical controlled machine tool is close to theorical 5 power curve standard style, but compared with it, the stator transiting curve of apsp produced in exploratory has a major error. combining the testing results of noise, one can know that the qualily of stator transition curve play an importance to t he noise of the pump

    國外的汽車動力轉向泵是用數控床加工的,其噪聲值為71db ( a ) ,國內的汽車動力轉向泵是用靠模方法加工的,其噪聲值分別為73db ( a )和75db ( a ) ,為了分析定子對泵的噪聲的影響,本人用三坐標測量儀對定子內表面進行精密測量,獲得定子內表面的離散點坐標,以matlab語言為工具對離散點進行擬合,觀察擬合效果,然後,用回歸方法求出了定子過渡的方程,並把該方程與理論方程標準型進行了比較,得出如下結論:用數控的汽車動力轉向泵的定子過渡方程非常接近理論5次標準型,而用靠模方法加工的汽車動力轉向泵的定子過渡與理論5次標準型相比較,則存在著較大的誤差,結合噪聲測試結果可知,定子過渡的優劣,對泵的噪聲大小有著重要的影響。
  19. Meanwhile, we have gained some achievement. 1. based on error variety of nonlinear control curves of ld output laser power by optoelectronic feedback measured, we take advantage of window pid control algorithm to gain high stability of laser power and reduce error amends at mostly

    1 、基於光電池檢測ld光功率輸出的非性控制的誤差變化,將特性利用軟體的窗口控制演算法實現區域控制,進而有效的對ld工作電流進行pid穩態控制和光功率參數顯示,且激光器的光功率輸出和激光通過分光鏡後送入光電池放大電壓量和單片通過計算使到誤差修正量達到最小,從而使光功率控制達到最佳效果的變化關系。
  20. Reason for centrifugal pump performance curve hump and the elimination method

    離心泵性能駝峰的理及消除措施
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