mass axis 中文意思是什麼
mass axis
解釋
質量中心軸線-
The first one : fitting together ultimate values of every dimensions in one dimension - chain one by one, educing many equations by itself, calculating results, and comparing these results of close dimension to find maximal and minimal values. the second one : projecting all dimensions on two preestablished axis, then providing the solutions to analyze whether every projected dimensions is increscent or decreasing, and synthesize the effect of every projected dimensions to close dimension, educing many equations by itself, at last calculating the result of close dimension. the third one : according to monte carlo analysis, getting every dimensions " values from every dimensions " tolerances at random time after time, simulating the actual circumstances of mass production using these dimensions, and calculating reasonable results of close dimension economically
鑒于這類系統在各大中小型企業的廣泛應用與相對滯后的研究水平，本文提出了三種新的能切實地解決目前尺寸鏈計算機輔助分析解算中存在的各種難題的設計方案，第一種方案將尺寸鏈中各組成環能取的極值組合起來，自動列方程組，求解每個組合情況下的封閉環尺寸，最後比較這些結果，得出封閉環的最大最小值；第二種方案將尺寸鏈各組成環向預先設定好的兩個方向投影，之後再分析各尺寸環投影分量的增減性，並且提供了組成環兩個方向上的投影分量增減性不一的復雜情況下的解決辦法，綜合組成環各投影分量的增減性，然後自動列出方程組，最後根據各組成環的投影分量以及所列的方程組來確定尺寸鏈封閉環的尺寸；第三種方案以蒙特卡洛法為原理，在尺寸鏈各組成環的取值范圍內使用計算機產生大量隨機數，模擬實際大批量生產中的零件尺寸分佈情況，以更經濟更合理的方式分析、計算封閉環尺寸。 -
In this thesis, studies are focused on as follows : ( 1 ) based on analyzing the general transfer - matrix, the conception of the generalized double layer soil model is proposed, and the transfer - matrix ( r ) of half - infinite elastic mass is introduce - d to the analytic expressions of stress and settlement under the uniform circular, rectangular and strip vertical loads in multi - layered soil ; ( 2 ) according to the analytic expressions of the additional stress and settlement under unifo - rm circular in multi - layered soil, rectangular and strip vertical loads, the programs are develop - ed to resolve and debugged. the results show that the programs are correct ; ( 3 ) through calculating the coefficient of additional stress on the central axis of uniform circ - ular vertical loads, under the corner point of the uniform rectangular vertical loads, and on the central axis of uniform strip vertical loads, and the settlement on the center of uniform circular vertical loads and uniform rectangular loads in double - layered soil, the characters of stress and settlement are discussed ; ( 4 ) a case, as an example, is studied with different calculation methods, such as traditional theory, fem. the results obtained are compared
本文在已有研究成果的基礎上進一步開展了以下幾方面的研究： （ 1 ）在對層狀地基傳遞矩陣法中的總傳遞矩陣分析的基礎上，提出了廣義雙層地基模型的概念，並把半無限體的傳遞矩陣r引入到多層地基在圓形垂直均布荷載、矩形垂直均布荷載及條形垂直均布荷載作用下附加應力與沉降的解析式中； （ 2 ）根據多層地基在圓形荷載、矩形垂直均布荷載及條形垂直均布荷載作用下附加應力與沉降的解析式，編制了程序，調試通過並驗證了其正確性； （ 3 ）通過對雙層地基圓形垂直均布荷載中心軸線上的附加應力系數和荷載中心沉降，矩形垂直均布荷載角點下的附加應力系數和荷載角點沉降及條形垂直均布荷載中心軸線上的附加應力系數進行的計算，探討了雙層地基中的附加應力與沉降特性； （ 4 ）應用本文的層狀地基體系理論對一個工程實例進行了計算分析，並與傳統的計算方法的計算結果和有限單元方法的計算結果進行了對比分析，結果表明利用層狀地基理論計算更能反映地基中附加應力分佈的實際情況。 -
Especially indicate how to calculate the modulus of partially cfst arch bridge axis with different section and not even constant loads mass degree
特別指出了部分灌注鋼管混凝土拱橋截面不統一且恆載集度有變化的前提下，如何考慮其拱軸系數的計算。 -
4. a novel three spring - mass structure is designed to close off the cross - axis coupling, the simplified dynamics model of which is worked out
4 .針對機械耦合誤差，提出了一種隔離耦合的三質量塊結構，建立了該結構的簡化動力學模型。 -
The origin is located on the axis at the point closest to the center of mass.
原點坐落在轉軸上最靠近物體質心的一點。 -
Thus the path of the vehicle mass center must be a circle around the axis, i. e. it must be a minor circle of the earth, lying on a parallel of latitude.
所以飛行器質心的軌跡必須是圍繞軸線的一個圓，即它必須是一個平行於緯度線的地球的小圓。 -
The ms spectrum graphically relates a protein ' s mass and charge ( x - axis ) to its abundance as measured by its signal intensity ( y - axis )
質譜圖顯示了某種蛋白質它的質量與電荷（ x軸）與其通過信號強度檢測所得的豐度（ y軸）之間的關系。 -
3 according to some industry officials, it will take china 5 to 10 years to mass produce five - axis machine tools up to western standards
上面是美國政府關于向中國出口敏感車床的報告中的一段，這個1996年的報考認為中國應該會在5到10年內大規模生產和西方水平相當的5軸車床。現在是2006年。 -
Influences of axis inclination, length, clamping angle of anchorage, roughness and bonding degree of interface on the displacement of anchorage and repose stability of rock mass were explored
就錨碇體軸線傾角、長度、夾持角、接觸界面粗糙度及結合程度對錨碇位移和巖體安息穩定性的影響作了深入探討。 -
The results show that the solar mass - loss extends the semi - major axis, the distance at perihelion and orbital periods of the meteor streams, especially, the extensive influence on the semi - major axis is not overlooked, but this influence on other orbital elements may be neglected
其計算結果表明，太陽質量損失使流星群軌道半長軸每世紀的改變效應較明顯，它們同太陽距離的擴大影響值得關注，但對軌道周期的拉長每世紀的影響甚小，對近日點經度只有量級變化小到可以略而不計。 -
Effect of axis lateral mass screw - plate internal fixation system on functional recovery of spinal cord in fracture of lower cervical vertebrae
側板鋼板螺釘內固定系統對下頸椎骨折脫位后頸髓功能恢復作用 -
The orientation state of the molecule can be described by angular momentum eigenstate of the molecule rotating around its long axis ; the state of the molecule center - of - mass can be described by energy eigenstate of the particle in the harmonic well potential
）和分子質心位矢（ ? ） 。分子取向態可用分子繞長軸自轉角動量本徵態描述；分子質心態可用質點在諧振子勢阱中的能量本徵態來描述。 -
Among different movement mode of moving mass, the influence of lateral displacement of the moving mass on the attitude motion of the re - entry vehicle is discussed, the effect of different moving mass ratio and axis position imposing on the attitude of the reentry vehicle is also studied
本論文詳細地分析了影響系統姿態的因素，研究了在不同的質量體運動形式下，活動質量體的橫向偏移量、質量比、和軸向位置對姿態動力學響應的影響。 -
In this thesis, we focus on dual axis capacitance vibration transducer, which was fabricated by micro - electromechanical systems ( mems ). the operation mechanism of this kind of accelerometer was analyzed. under external acceleration, the space between sensitive quality mass and detecting electrode will change, which causes the variation of equivalent capacitance
本論文研究了採用微機械加工技術（ mems ）製作的雙軸電容式振動傳感器，其基本工作原理是利用慣性質量塊在外界加速度的作用下與檢測電極間的空隙發生改變，從而引起等效電容的變化來測定振動加速度的。 -
The optimization design of the crank - connect rod mechanism was carried out. collocating the mass reasonably, adjusting the ratio ( ( 1 - f ) / f ) of the long axis to the short axis of the ellipse track, adjusting the direction of long axis to the direction where the internal - combustion engine was not sensitive to the stimulating force. all the above contribute to the max reduction of the vibration
對單缸內燃機的曲柄滑塊機構進行優化設計，合理的布置加配質量的大小和方向，對軌跡橢圓的長短軸比率（ 1 - f ） / f進行調整，將長軸方向調整到內燃機對激振力不敏感的方向，從而使不平衡力對內燃機所產生的振動最小，以某一具體的單缸內燃機為例進行了計算分析。 -
On the basis of chemical transfer theory, the transfer mechanism was studied for the process of adsorptive bubble separation and the mathematical model describing the axis diffusion in continuous foam column and basic equation about the rate of mass transfer are set up
以化工傳遞理論為基礎，研究了吸附泡沫分離過程的傳質機理，建立描述該傳質過程速率的基本方程及軸向擴散連續泡沫分離塔數學模型。 -
Resonant frequency at which the unloaded transducer without force translation parts oscillates after shocklike excitation in the direction of the measuring axis, whereby the basis intended for securing it is coupled to a sufficiently large mass
沒有力平移元件的空載轉換器在測量軸方向上受到類似震動的激勵下會產生震蕩。在基本共振頻率下會對固定基礎造成很大傷害。 -
Unbalance means the non - uniform distribution of the mass of a rotor about its axis of rotation
不平衡是指轉子相對于其旋轉軸質量分佈不均勻。
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