機械變態 的英文怎麼說

中文拼音 [xièbiàntài]
機械變態 英文
mechanomorphosis
  • : machineengine
  • : 名詞1. (器械) tool; instrument 2. (武器) weapon 3. [書面語] (枷和鐐銬之類的刑具) fetters, shackles, etc
  • : 名詞1. (形狀; 狀態) form; condition; appearance 2. [物理學] (物質結構的狀態或階段) state 3. [語言學] (一種語法范疇) voice
  • 機械 : 1. (利用力學原理組成的各種裝置) machinery; machine; mechanism 2. (死板; 刻板) mechanical; inflexible; rigid
  1. The results indicate that : 1. the main physical and chemical characteristics vary regularly : with rising of the altitude, there is a transition from silt > sand > clay to sand > silt > clay in the mechanical composition ; the argic horizon emerges below the altitude of 1600 meters ; the content of organic matter is enrichment, the content of organic carbon of epipedon is higher than 20 g / kg, while the content of organic carbon increases with increasing of altitude, and in the altitude of 3500 - 3700meters, the soils under the meadow have the maximum content organic carbon ; the soils appear acid - slightly acid reaction, the ph decreases appreciably and acid strengthen with increasing of altitude ; the soils higher than the altitude of 2500 meters are base unsaturated, indicating the soil leaching is strong, the ph and bs are distinct plus correlated ; the contents of sio2, al2o3, and fe2o3 of the soil body and clay are all relatively stabilization ; in the soil body, the content of sio2 is much high and cao is very little, the total contents of sio2, a12o3 and fe2o3 occupy 92 % of the mineral parts, the sequence of mineral elements is : sio2 > al2o3 > fe2o3 > k2o > mgo > cao > tio2 > mno

    研究結果表明: 1太白山南坡土壤的主要理化性質隨海拔高度的上升呈有規律的化:隨海拔高度上升,組成由粉粒砂粒粘粒逐漸過渡到砂粒粉粒粘粒,海拔1600m以下出現粘化層;土壤有質豐富,表層有碳含量一般在20g kg以上,有碳含量隨海拔高度升高而相應增加,海拔3500 3700m的灌叢草甸植被下有碳含量最高;土壤呈酸性或微酸性,並隨海拔上升, ph值略微降低,酸性增強,海拔2700m以上的土壤多呈鹽基不飽和狀,表明土壤淋溶作用較強, ph值和鹽基飽和度呈極顯著正相關;土體與粘粒中的sio _ 2 、 al _ 2o _ 3 、 fe _ 2o _ 3含量相對比較穩定,土體中sio _ 2含量較高, cao含量較少, sio _ 2 、 al _ 2o _ 3和fe _ 2o _ 3含量之和約占土壤礦質部分的92 ,礦質元素含量的順序依次為: sio _ 2 al _ 2o _ 3 fe _ 2o _ 3 k _ 2o mgo cao tio _ 2 mno 。
  2. Carbon can promote the forming of carbide of fe3c mostly during the ma, while it seems that chromium makes amorphism easier. in addition, this paper also made a research on the milled powder forming technology, and presented some improvement methods

    合金化過程中,碳元素可以促進以fe _ 3c為主的碳化物的析出,鉻元素使粉末更趨向于非晶,並使材料出現超順磁現象。
  3. This experiment to adopt the method that paraffin was cut into slices studied the structural growth process on appearance and dissect of pugionium cornutum ( l ) gaertn in germination period and young sprout ; and to adapt wild flower, fruit, seed and cultivated root, stem and leaf of pugionium cornutum ( l. ) gaertn in leaf lushing period and leaf exhausting period from eerduosi city proceeded the research on appearance and anatomies. the result enunciates : the organs of pugiorium cornutum ( l. ) gaertn in root, stem and leaf have started dividing in germination period ; the transporting tissue and storing water tissue in young sprout period has been divided ; the ransporting tissue is flourishing, but the supporting tissue is unflourishing, so the root, stem and leaf of pugionium cormutum ( l ) gaertn is suitable for edibility

    本試驗採用石蠟切片研究了沙芥發芽期、幼苗生長期各器官形及解剖結構的化過程;並對采自鄂爾多斯市野生沙芥花、果實、種子及人工栽培的葉片旺盛生長期、葉片生長衰退期的根、莖、葉等材料進行了形及解剖學研究,結果表明:沙芥發芽期根、莖、葉各器官內組織已開始分化;幼苗期已分化出發達的輸導組織及貯水組織;葉片旺盛生長期各器官具有發達的輸導組織,但組織不發達,因此沙芥的根莖葉適于食用。
  4. There are many adaptive changes in the two research subjects ( artemisia. songarica schrenk. and seriphidium. santolinum ( schrenk ) polijak. ) in morphology and anatomy, such as with the increase of the daily age, the root - shoots ratio increased ; the root became stronger ; the ratio of leaf volume and leaf area increased ; the volume of epidermic cell decreased ; the cut - icle and phellem layer on the surface of root thickened. stoma caved in leaf ; epidermal hair of leaf and stem well - developed, palisde tissue developed well, the cell gap decreased ; the spongy tissue disappeared ; leaf is kinds of isolateralthat is the typical xeromorphic structure ; crystal cell and fibric cell increased ; conducting tissue and mechanical tissue developed well ; bundle sheath appeared

    實驗研究的兩種菊科( compositae )植物(準噶爾沙蒿( artemisiasongaricaschrenk )和沙漠絹蒿( seriphidiumsantolinum ( schrenk ) poljak . ) ) ,形解剖方面的化表現為:隨日齡增加,根長/株高比值日益增大;根系逐漸發達;體積與葉面積比逐漸增大;表皮細胞體積小;角質層增厚;根外部出現加厚的木栓層;氣孔下陷;葉、莖部的表皮毛密布,柵欄組織日益發達;而細胞間隙日漸小;海綿組織逐漸消失;葉面結構常為典型旱生結構? ?等葉面;晶細胞及纖維細胞數目增多;輸導組織、組織日漸發達;具有維管束鞘等等。
  5. There are also 3 seperate joints on sparkdrinker which allows you to do numerous bends and poses for metroplex ' s alt mode

    巨大臂還有3個獨立的關節,允許你作各式的屈曲,在大都市的身形下擺出不同姿
  6. Lin chiu - feng, tseng chyuan - yow, tsai chien - hsiung, “ residual travelbility prediction for electrical vehicle ”, 18th chinese mechanical engineering association conference, taipei, 2001

    林秋豐、曾全佑, ?車無段速系統動模型之建立? ,中國工程師學會第十九屆全國學術研討會,虎尾技術學院,雲林,十二月, 2002 。
  7. In order to return to the synchronous state, through changing the mechanism position asynchronies into electrical control variables. it is resumed synchronous state by control variable decoupling

    為了使伺服系統回到同步狀,需要把位置的不同步轉化為電氣控制量的化,通過對控制量的解耦,使其恢復到同步狀
  8. The content of this thesis comes from the fujian natural science found following research task 。 it studies on a space cantilever single beam attached to a moving support 。 inertia forces which are brought by the support ' s movement , are acceded to the equivalent initiative forces and the equivalent initiative moments 。 when we consider the relation of the forces and deformation , we change the method of material mechanical analysis to the elastic mechanical analysis 。 further more , we discusses the feasibility of the method which uses the multi - rigid - body discrete model to simulate the dynamic characteristic of a elastic body 。 first , the finite segment method is adopted to establish the models of the beam 。 based on kane ' s equations , dynamic math - model for the beam are derived 。 and by use of c - language and runge - kutta procedure , the computer - oriented procedure can give the whole responses of the beam 。 second , with compare to the numerical examples , the method which uses the multi - rigid - body discrete model to simulate the dynamic characteristic of a elastic body which is under the condition of movement is verified to be feasible 。

    本論文為福建省自然科學基金后續研究課題,以已知支撐運動的單個空間懸臂梁為對象,在等效主動力與等效主動力矩中加入支撐轉動引起的慣性力,並在考慮力與形關系時,用更一般的彈性力學分析代替材料力學分析,進一步研究用多剛體離散模型來模擬其動力學特性的可行性。首先,用有限段建立臂的多剛體離散模型,用kane動力學方法建立其動力學方程。並用c語言編制演算法程序,採用了四階runge - kutta積分程序求解微分方程組,給出構件的全部動歷程。
  9. The model - free pid control method with neuron tuning gain and the neuro - fuzzy control method for a constant cutting force metal turning process system are proposed. the former method keeps the cutting force to be constant by using the neuron to change the pid controller gain on - line. the latter method construct the fuzzy neuron controller by combing the fuzzy controller and the neuron controller

    針對具有非線性和不確定性的加工切削過程,提出了神經元增益自整定的pid控制方法和模糊神經元非模型控制方法,前者採用神經元來在線調整pid控制器的增益,後者將模糊控制器和神經元控制器相結合構成模糊神經元控制器,這樣當對象特性隨切削深度的化而化時,所設計的控制器能保持切削力恆定,使系統穩定並具有滿意的動品質。
  10. Based on the general mathematical models of multibody system dynamics such as the kinematics models of multibody dynamical systems, the ordinary differential equation models and the differential algebraic equation models of dynamics, general forms of the sensitivity equations of the systems are deduced by using direct differentiation method and adjoint variable method

    基於通用的多體繫統運動學數學模型,常微分方程形式的動力學數學模型、微分/代數方程形式的動力學數學模型分別採用直接微分方法、伴隨量方法推導出了系統的狀靈敏度方程的通用形式。對于微分/代數形式的數學模型
  11. Abstract : with a view of time - varying characteristic of the v ibration signal measured on reciprocating machinery and a brief introduction to the wavelet analysis and a nonlinear wavelet denoising theory, the paper makes an approach, by taking an triplex pump widely used in heavy machinery as an exa mple, on the waveform feature extraction which reflects the various conditions o f reciprocating machinery with nonlinear wavelet denoising analysis method

    文摘:針對往復振動信號的非平穩時特點,本文在簡述小波分析及非線性小波消噪理論的基礎上,以重型使用的三缸泵為例,研究了用非線性小波消噪方法提取往復下的波形特性。
  12. On the base of thorough analysis of fault characters, the petri net model is introduced and changed into fault petri net ( fpn ) that can be used to settle some critical problems such as complicated faults, degradation competition and one cause with multiple consequence according to the characters of fault evolvement and spreading. in order to predicate the remained life of particular machine under special working conditions, an algorithm was also providcd to analyse the timely characters of the fpn. it is demonstrated that the method provided in this paper can simulate the dynamic evolvement process more appropriate than tranditional methods such as fault tree analysis ( fta ) and can predicate the remained life of the particular machine under special working conditions

    為此,深入分析了設備的故障特性,把以描述離散事件動系統見長的petri網分析技術引入到設備剩餘壽命預測領域,並根據故障的演和傳播特點,將petri網加以改造,提出適用於對設備復合故障動歷程進行模擬的「故障petri網」 ,解決了「並發故障」 、 「劣化競爭」和「一因多果」等問題,並給出故障petri網的時間特性分析演算法,用於單具體工況下的剩餘壽命預測。
  13. 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:激光彎曲成形時板料的應力狀折彎時有根本不同;當激光束沿直線單向掃描時,板料兩端的彎曲角度不同;板料的長度大於10倍板厚或5倍光斑尺寸時,板長對彎曲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,仍然對彎曲形量產生影響。
  14. In airborne synthetic aperture radar ( sar ), antenna stabilization platform is used to isolate antenna pointing, which is stabilized through controlling the platform axis ' rotation, from the vehicle ' s varying attitude and dynamical vibration

    摘要載合成孔徑雷達中,天線穩定平臺用於隔離載的姿化和振動對天線指向的影響,並通過伺服系統控制平臺支承軸的轉動穩定波束指向。
  15. The very important works by the researchers in the modeling and control for flexible manipulators are introduced ; the equations of the non - holonomic constrain and dynamics are formulated. on the base of dynamic model function derived by the planar two - link flexible manipulator, the model function can be obtained by coordinate transformation ; at last the control scheme based on model of the system is put in to use to insure track desired trajectory of joint angle

    在第四章中,首先,我們對柔性臂的動力學建模和系統控制問題做了比較全面的介紹;然後,運用lagrange方程並結合假設模法建立了平面兩桿柔性空間臂系統的動力學方程。在此基礎上,通過坐標換導出了以可測關節角為控制輸出量的系統控制模型,基於此控制模型提出了柔性空間臂關節運動的動力學優化控制方案。
  16. In this paper, the framework error of the system is analyzed quantificationally, and other errors as mechanical distortion error, thermal distortion error, detect error and dynamic error are analyzed qualitatively

    本文對非正交坐標系繫統的構誤差做了定量分析,另外對其它的誤差因素也做了定性的探討,如力形誤差、熱形誤差、探測誤差和動誤差等。
  17. There is difference frequency measurement requirement for every part of pid regulating, difference between dynamic quality and static quality in response time and accuracy. according to these, it use the interrupt functions and high - speed counter of the simens s7 - 200 plc cpu226 basic unit and some peripheral circuit to measure frequency ; in software designed, the procedure frame of hydraulic - turbine governor and disperse process of parallel pid are analyzed, an improved pid algorithm is adopted to realize a pid regulation mode with variable structure and parameters ; the mechanical liquid - pressure system of the hydraulic - turbine governor is with electric - hydraulic converter unit of step motor. according to the drive character of five phase of response step motor, a variable frequency regulated voltage driver unit is designed in order to realize interface between plc and driver of step motor

    本文利用s7 - 200plc自身的特點設計了頻率測量單元,根據pid調節各個環節的特點,以及調速器動特性、靜特性對頻率測量的實時性和精度要求的不同,利用s7 - 200plc基本單元中內置的高速計數器以及相應的外圍放大整形、分頻電路,實現了水輪發電組頻率的測量;在軟體上,對微調速器的整個程序框架、並聯pid的離散化過程進行了分析,選用改進的pid演算法實現了參數、結構的pid調節模式;調速器的液壓隨動系統具有步進電電液轉換元件,採用五相反應式步進電,根據其驅動特性設計了頻調壓驅動器,實現plc與步進電驅動器之間數字介面。
  18. Then, the effect of force on changing stable equilibrium situation of four - bar compliant mechanisms is discussed. at the same time, multi - stability compliant mechanisms are discussed

    對于用於改柔性位置所施加力的確定進行了詳細的分析,並結合實例對載荷作用過程進行了計算。
  19. The properties of the sms are discussed and 44 basic mechanical units are listed

    基於狀空間理論,本文深入研究了運動基本換單元的組合方法。
  20. It ' s a new sort of cross subject. what ' s the method of the mechano - chemistry is mainly find out the basic principle, rule and application of the physical - chemical reaction occurring to the superfine powder, in the effect of the mechanical force in all kinds of conditions. the appearing of mechano - chemistry method displays a new wide field for the processing of new materials

    化學法的理論基礎為化學,該學科是一門新興的邊緣和交叉性學科,主要研究各種凝聚狀下的物質因受力的影響而發生化學或物理化學化的基本原理、規律及其應用,它的創建為新的化學物質和具有特定性能新材料的加工方法開辟了廣闊的新領域。
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