force-field theory 中文意思是什麼
force-field theory
解釋
場力理論-
There has been many extensive disputes on connotation, extension, and legal position, qualification of evidence and probative force of electronic evidence in theory field of for a long time ; it is also very confused on the application of it in the field of theory
一直以來，理論界對于電子證據的內涵、外延、法律地位、可采性、和證明力等諸多問題都存在廣泛的爭議，司法實務界在對其適用上也頗為混亂。 -
Presents the model proposed for analyzing the vibration characteristics of shrouded blades and their calculation method by employing a wave propagation theory and modal synthesis technology coupled with a finite element method from the view point it is possible not only to conduct frequency modulation of the shrouded blades of a gas turbine, but also to utilize the friction effects between them to dissipate energy, thereby attaining the aim of vibration alleviation, as shrouded blades have been widely used in the design of high - speed turbomachinery, such as modern gas turbines and steam turbines, and with the shrouded blades forming an integral whole in a centrifugal force field, the vibration characteristics of the whole ring of blades are different from those of a single isolated blade, and this makes it essential to take into account the integral effect of blade shrouds, concludes from the calculation examples and engineering application that the above approach is valid and correct along with the possibility of considerably reducing the scale of calculation and analysis, and points out it is necessary to take into consideration the coupled effect of the whole ring of blades while the dynamic characteristics of shrouded blades is being analysed
帶冠葉片不但能調頻，還可以利用葉冠之間的摩擦效應來耗散能量，達到減振的目的.帶冠葉片在離心力場中形成一整體，其整圈葉片振動特性不同於單個孤立葉片，需考慮葉冠的整體效應.利用帶冠葉片系統的循環對稱性，提出了採用波傳播理論和模態綜合技術，結合有限元方法研究燃氣輪機帶冠葉片振動特性的分析模型和計算方法.算例和工程應用證明了該方法是效性的、正確的，並可以大大降低計算分析規模.研究表明帶冠葉片動力特性分析時必須考慮整圈葉片的耦合效應 -
Based on the theory of geometrical optics, the relationship between the axial force exerted on the micro - sphere particles in the mie scattering field and the main parameters of laser is calculated quantitatively when the absorption is considered. the results not only show the relationship between the axial force and some parameters, that include the absorption coefficient of microscopic particles, the laser wave - length, power and so on, but also are useful for choosing parameters in experiments
摘要以射線光學模型為基礎，對微粒直徑遠大於激光微束的米氏粒子在考慮對光的吸收時軸向力與光源參數的關系進行了計算，計算結果給出了軸向力與微粒的吸收系數、波長、激光功率等參數的關系，為實驗中參數的選擇提供了依據。 -
Bone will produce electrical potential when subjected to deformation. it is necessary to research the role of the potential in bone growth, remodeling. according to the physiological structure of bone tissue, the biphasic porous medium model, which is based on the mixture theory in continuum frame, is established to depict the distortion and stress field of bone matrix, the flowing field and the resulting electric field when the bone tissue is subjected to outside force
=由於骨內應力能夠產生電位並促進骨的發生和重建，為明確其作用機理，論文在連續介質力學框架內的混合物理論的基礎上，根據骨組織的生理結構特點，應用兩相多孔介質模型來描述骨組織在受外界作用下的變形場、應力場、流動場以及由此產生的電場。 -
Using the microwave selective heating property for materials, by setup equivalent equation, and first time inducing the electromagnetic field perturbation theory to the design of heating materials for substrate in mpcvd, three temperature distribution modes were established, including temperature distribution comprehensive mode of inhomogeneous plasma, temperature distribution composite mode of composite substrate materials, temperature distribution perturbation mode of composite materials, which ii provided an whole new technology route to the design of substrate heating system in mpcvd and guided the preparation of heating materials for substrate. and then the heating materials for substrate were designed and optimized to obtain large area homogeneous temperature distribution even larger than substrate holder ' s diameter. as an important part, this thesis researched the nucleation and growth of diamond films in mpcvd, systematically researched the effects of substrate pretreatment, methane concentration, deposition pressure and substrate temperature etc experimental technologic parameters on diamond films " quality on ( 100 ) single crystal silicon substrate in the process of mpcvd, characterized the films qualities in laser raman spectra ( raman ), x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), infrared transmission spectra ( ir ), atomic force microscopy ( afm ), determined the optimum parameters for mpcvd high quality diamond in the mpcvd - 4 mode system
該系統可通過沉積參數的精確控制，以控制沉積過程，減少金剛石膜生長過程中的缺陷，並採用光纖光譜儀檢測分析等離子體的可見光光譜以監測微波等離體化學氣相沉積過程；利用微波對材料的選擇加熱特性，通過構造等效方程，並首次將電磁場攝動理論引入到mpcvd的基片加熱材料的設計中，建立了非均勻等離子體溫度場綜合模型、復合介質基片材料的復合溫度場模型及復合介質材料溫度場攝動模型，為mpcvd的基片加熱系統設計提供了一條全新的技術路線以指導基片加熱材料的制備，並對基片加熱材料進行了設計和優選，以獲取大面積均勻的溫度場區，甚至獲得大於基片臺尺寸的均勻溫度區；作為研究重點之一，開展了微波等離體化學氣相沉積金剛石的成核與生長研究，系統地研究了在（ 100 ）單晶硅基片上mpcvd沉積金剛石膜的實驗過程中，基片預處理、甲烷濃度、沉積氣壓、基體溫度等不同實驗工藝參數對金剛石薄膜質量的影響，分別用raman光譜、 x射線衍射（ xrd ） 、掃描電鏡（ sem ） 、紅外透射光譜（ ir ） 、原子力顯微鏡（ afm ）對薄膜進行了表徵，確立了該系統上mpcvd金剛石膜的最佳的實驗工藝參數。 -
The study on unifying several kinds of force is the “ unification field theory ”, which was put forward by albert einstein at the beginning of the 20th century
研究將幾種力統一起來的理論叫做「統一場論」 ，它是由阿爾伯特?愛因斯坦於20世紀初提出來的。 -
On the basis of theoretic research on developing motivity of relative enterprises, targeting with the development motivity of logistics enterprise, the essay analyzes the developing motivity field model in logistics enterprises according to the logistics field theory, refers to the particle motion and bearing force, uses the newton ' s first and second laws, discusses the relationship between enterprise development level and enterprise bearing force or each motivity resource field, and puts forward the countermeasures on promoting the development of logistics enterprises
摘要在有關企業發展動力的理論研究基礎上，針對物流企業的發展動力問題，根據物流場理論，對物流企業發展動力場進行分析，構建物流企業發展動力場模型，借鑒質點運動與受力，應用牛頓第一、第二定律，探討企業發展水平與企業發展受力或與各個動力源場強之間的關系，提出推動物流企業發展的策略。 -
By the test of anchor cable pull - out intensity, research is carried on anchor capability, stiffness coefficient and prestress losses of anchor cable in reinforcing similar soil slopes. the mechanisms of reinforcing similar soil slopes by prestressed anchor cable sash ( beam ) are studied by the method of combination of field test, theory analysis and numerical simulation, as a result, the calculational pattern of internal force of anchor cable sash ( beam ) is put forward
本文通過大量野外調查，提出類土質邊坡的概念，並分析了它不同於一般粘性土邊坡的特性；通過錨索抗拔試驗研究了類土質邊坡的錨固力大小、錨索剛度系數和錨索預應力損失情況；通過現場試驗、理論分析和數值計算相結合的方法，研究預應力錨索框架（地梁）加固類土質邊坡的機理，提出預應力錨索框架（地梁）的內力計算模式。 -
Also combining strategy management theory, this paper presents the analysis on both external environment ( including macroscopic environment, trade state, trade chance, challenges and prospect ) and internal conditions ( including resources, operation, competitive force ) on some qualitative and quantitative methods such as pest analysis, swot analysis, five - competitive force model, line chart model, value chain, etc. the conclusion is that external environment and the operative condition of donghua is well presently, it is competitive among competitors in this domestic field depending on its strong basement. but enterprise management upon the going one at the same time, there exists some defects such as the lack of market exploitation ability and human resource management, the jump to the track of information technology, the inchoateness of core competitive force, the lagging of financial management, the needing improve of enterprise culture and so on
本文以武漢東環車身系統有限公司為研究對象，結合戰略管理理論，採用pest分析、 swot分析、五種競爭力模型、折線圖模型、價值鏈等定量與定性的方法對其外部環境（包括宏觀環境，行業狀況，行業機會、威脅及前景）和內部條件（包括資源，經營管理，競爭能力）進行了分析，總結出東環公司目前外部環境和經營狀況良好，自身擁有堅實的基礎，在國內同行中具有一定的競爭實力；但同時公司經營管理中存在著市場開拓能力差、與信息技術脫軌、核心競爭力尚未形成、人力資源管理缺乏、財務管理體系滯后、企業文化急待改進等問題。 -
The kernel for the development of impact identification techniques and the means for error elimination are proposed. on the basis of the modal model theory and the conception of spatial filtering which is derived from the field of control, a more precise force identification model is developed based on the discrete modal filter
在動載荷識別的模態模型法理論基礎上，通過引入控制領域業已應用的空間濾波概念，提出利用離散模態濾波器的正交特性以分離出各階模態對系統響應的獨立貢獻，構造的動載荷識別模型減少了演算法實現的計算量。 -
I. e., the effect of linear and nonlinear analysis, the gradient of pile, the length of pile stick - up, and the horizontal force on the stability of pile stick - up were studied in details. 2. based on the difference of deformation and failure mechanism for pile side soil and pile toe soil, soil mechanics theory, and results of laboratory experiments and field tests, hyperbolic model and ideal elastic - plastic model were proposed to describe the behavior of the soil adjacent to the pile shaft and the soil at the pile toe, respectively
2 .根據土的非線性和非彈性特性以及室內與現場試驗結果，而且基於樁側土體與樁端土體在豎向荷載作用情況下的變形和破壞機理不同，提出應採用不同土體模型分別模擬樁側、樁端土體在打樁過程中所發揮的靜阻力，即：建立了樁側土體雙曲線模型，並推導了樁端土體理想彈塑性模型。
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