線動量 的英文怎麼說

中文拼音 [xiàndòngliáng]
線動量 英文
linear momentum
  • : 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...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  1. Modern alpinists try to climb mountains by a route that will give them good sport.

    現代登山運員力圖沿著那些能帶來大運的路來攀登山峰。
  2. If the velocity of atoms is near to zero, the light for ces will tend to confine the atoms near to nodes and antinodes. the stability depends on the magnitude of the negative slope of the light force, the depth of the potential well and the momentum diffusion coefficient. it is important to select the parameters, e. g

    如果通過激光冷卻能使原子速度降至很小甚至為零,光壓力的作用將使原子被較穩定地囚禁于激光駐波場的節點和反節點處,其穩定程度取決于該處光壓力曲負斜率的大小、對應勢能的勢阱深度以及擴散系數的大小,因此,如何在實驗中合理選擇激光強度、失諧等顯得尤為關鍵。
  3. The company has established a scaled production line for sensors of such types as pressure, temperature, force, shift, photoelectricity, etc. and automatic control systems on the basis of following the purpose of “ create the biggest value for customers ” and the credendum of “ service supreme, property first ”, and can perform batch production of products of more than one hundred specifications

    公司本著「為顧客創造最大價值」的宗旨,以「服務至上,性能穩定壓倒一切」為信條,建立起壓力、溫度、力、位移、光電等類型傳感器及自測試控制系統規模化生產,批生產上百種規格的系列產品。
  4. The use of the free undamped normal modes is seen to ensure that the linear and angular momenta of the distortional motion vanish.

    看來採用自由無阻尼正規模態可保證變形運線動量和角為零。
  5. A normal transform is introduced, and there are enough much grids in the region between the critical layer and the wall, where the variation of the disturbance is the quickest. the finite - difference of governing equations with fourth - order accuracy in the normal direction is utilized in full regions including points close the wall, and is very important for accurately discreting equations. the combination of global and local methods is implemented, and a new iterative formula is derived

    對于曲坐標系下的拋物化穩定性方程,文中發展了求解的高效數值方法:引進法向變換,使得在臨界層與壁面之間的擾變化最快的區域有更多的法向網格點;導出包含邊界鄰域在內的完全四階精度的法向有限差分格式,這對方程精確離散至關重要;採用全局法和局部法相結合的方法及其新的迭代公式,大大加速收斂並得到更精確的特徵值。
  6. At present, the company has a fully automated control of the line of dry mortar, measurement accuracy ratio, annual production capacity of up to 10, 000 tons of various types of insulation dry mortar, mortar powder products imported british additives, the quality is stable and reliable

    目前公司擁有一條完全自化控制的乾粉砂漿,計配比準確,年生產能力可達10000噸各類保溫乾粉砂漿,乾粉砂漿產品全部採用英國進口添加劑,質穩定可靠。
  7. Study achievement appears as following aspects : ( 1 ) yellow river estuary gate river flow and tide flow mixed area is not keep standing deposition status, on special income water and sediment conditions, boundary conditions and oceanic power conditions, this area may on the scour status ; ( 2 ) observed from estuary sediment deposition distributing process : delta and sea offing area sediment deposition vary trend is similar, each part sediment deposition scale varies as wave shape ; ( 3 ) on estuary gate, affect the sediment deposition factors, primary factors are tide prop, the gate widens gradually, estuary gate have branches, brine induced flocculation. this paper study the estuary gate widen, estuary gate have branches to affect the river channel deposition in quantity ; ( 4 ) based on field measured data, for the first time, deduce the estuary sediment deposition and distributing regress formula which can estimate estuary different areas sediment deposition volume ; ( 5 ) this subject demonstrate the estuary delta coastline dynamic balance conception, build the relationship between the estuary income sediment with deposition land area, draw the following important conclusion : when estuary years - averaged income sediment keeps at 345 million tons, the delta coastline may on the dynamic balance status. ( 6 ) this subject firstly brings up estuary sediment optimized control conception, and has the primary study on the macroscopically optimized control conception method

    研究認為: ( 1 )黃河河口口門逕流潮汐區域並非持續保持淤積狀態,在特定的來水來沙、邊界條件和海洋力條件下,該區域可以處于沖刷狀態; ( 2 )從河口泥沙沉積分配的過程來看:三角洲與濱海區泥沙的沉積變化趨勢是基本一致的,各部位的泥沙沉積比例變化基本呈波狀態,且三角洲與濱海區泥沙的沉積比例與來沙密切相關,基本成正比關系; ( 3 )在口門處,影響泥沙沉淤的因素主要集中在潮汐頂托、口門逐漸加寬、河口門分汊、鹽水造成絮凝等,本報告主要對口門加寬,口門西妥理工大學工程碩士專業學位論文分漢對河道淤積的影響進行了定分析: (一扣根據實測資料首次建立了河贖流路泥沙沉積分配的回歸計算式,據此可以預估計算河口不同區域泥沙的沉淤; 、 5 )本項研究首次論證了河口三角洲岸態平衡的概念,並建立了黃河河口來沙與造陸面積的相關關系,得出了當河口多年平均來沙維持在3 . 45億t時其河口三角洲岸則可能處于態平衡狀態的重要結論; 『 6 )本項研究首次提出了河口泥沙優化調控的概念,並對其宏觀優化調控模式進行了初步探討。
  8. On the basis of current investigation of both the domestic and foreign and current level of development, and contraposing difficulties and keys of autofocusing and measurement, this paper brings forward system of autofocus and measurement based on techniques of image processing of ccd. this system possesses merits of fast speed, high precision, small bulk and large dynamic range. it is able to carry out needs of fast, accurate, large range autofocusing and requests of noncontact and online measurement of workpiece face runout

    本論文根據目前國內外現狀和發展水平,針對自聚焦和端面跳的關鍵點和難點,在普通光學儀器的基礎上提出了一種基於ccd圖像處理技術的圖像式自聚焦及其測系統,該系統具有速度快、精度高、態范圍大、體積小等優點,實現了快速、精確、大范圍的自聚焦和對工件端面跳進行非接觸、在的要求。
  9. Naids is the first data mining based anomaly detection system, the first intrusion detection system which lower false positive rate by classification engineering, the first intrusion detection system which put forward sliding windows techniques to carry out incremental, on - line mining

    Naids是第一個基於數據挖掘方法的異常檢測系統,是第一個通過分類引擎來降低誤報率的入侵檢測系統,是第一個提出滑窗口技術實施在式挖掘的入侵檢測系統。
  10. 3. a three - dimensional - acoustic doppler velocimeter has been used to measure the velocity and turbulence in a compound channel with vegetated and unvegetated flood - plains. particulary in the interface region between main channel and floodplain. the distribution in three coordinate directions of velocity and turbulence intensities and the renolds stresses are presented. the momentum transfer at the main channel flood - plain interface can be described as an apparent shear stress which can be quantified as a function of the local turbulence at the interface

    採用adv對灘地種樹前後灘槽交界區域的流速場進行了測。分析了灘槽交界區域的垂流速、紊強度和雷諾應力的變化。將灘槽交界的傳遞描述為一表觀應力,這個表觀應力可以看作是交界面處的脈函數並將其定化。
  11. In this paper, some characteristics of flow movement and sediment transport are analyzed by using the flume experiment data. the cross section of compound channel can be divided into four regions : the undisturbed region in main channel, the interactive region between channel and plain, the undisturbed region in flood plain and the boundary region. in the undisturbed regions, the distribution of longitudinal velocity along the depth has the feature of lograithmic. whereas, in the interactive region, the longitudinal velocity does not obey the logarithmic distribution law, but it can expressed as a revised logarithmic function by using a wake function. on the basis of the kinematic equation the velocity distribution of transverse velocity is obtained. in the boundary region, the longitudinal velocity obeys the law of parabolic distribution. furthermore, according to the simplified diffusion equation, the transverse distribution of sediment concentration in the interactive region is deduced. the analysis is in good agreement with the measured data

    本文根據漫灘水流的運特點,將漫灘水流的復式斷面分為主槽平衡區、灘槽交互區、灘地平衡區及邊壁區等4個區,並給出了各區寬度的經驗公式.根據灘槽交互區垂流速分佈的變化特點,提出了附加尾流函數的對數流速分佈公式.在簡化水流運方程和泥沙擴散方程的基礎上,對灘槽交互區內垂平均流速及含沙沿橫向分佈進行了理論分析,提出了反映灘槽水流交換強度的橫向渦粘性系數及橫向擴散系數的表達式,得到了漫灘水流垂平均流速及含沙沿橫向分佈的解析解,並與實測資料吻合較好
  12. Based on many references form civil and abroad, the author mainly studies the measurment theory and method for flux, raising height, axial power and rotational velocity. avoiding many complicated and intermediate courses for power wastage analysis, introduces the electric measurement and using efficiency curve of motor in measureing axial power, and satisfies the automatization of the device. the paper also provides a new method, inductive winding, in measuring rotational velocity of electromotor, supplys limitations of other method in measuring rotational velocity of electromotor in water, and meet practical needs in developing diving electric pump for corporation

    作者在參閱大國內外有關文獻,著重探討了水泵流、揚程、軸功率、轉速的測試原理和測試方法,提出了採用電測法並結合電機效率特性曲水泵軸功率,從而避免了損耗分析法中大復雜的中間過程,滿足了試驗裝置的自化測要求;採用漏磁感應圈法測電機轉速,彌補了其它轉速測方法對水下電機測試的局限性,適應了萊恩公司開發潛水電泵的實際需要。
  13. In other words, the vertical component of its linear momentum remains zero, since there is no resultant vertical force.

    換句話說,因為沒有豎直方向的合力,所以線動量的豎直方向仍為零。
  14. In this thesis improved algorithms are presented as follows : ( 1 ) an algorithm based on the detection of arithmetical series is presented to deinterleave radar signals with stagger pris, especially to those with high order stagger ones. but this algorithm is limited to the model of stagger pri presented by resnick ; ( 2 ) an algorithm is presented to estimate the pris of radar signals with jittered pris based on stochastic dynamic - linear models. this algorithm fits radar signals with jittered pris well, especially when jittered amount is large

    針對這種情況,本文提出了以下改進的重頻分選演算法: ( 1 )針對參差pri脈沖列提出一種重頻分選演算法,該演算法使用等差數列的檢測進行參差鑒別,非常適于對高參差雷達脈沖列的分選,但只局限於雷斯尼克提出的參差模型; ( 2 )針對抖pri脈沖列提出基於性模型的重頻分選演算法,非常適用於抖較大的情況。
  15. Although the flux per revolution of the optimized pumps is a little smaller than that of tatsuno combined pumps, other characteristics, such as fluctuation rate, maximum pressure angle and velocity fluctuation rate etc, are much better. the methods to cut gears are proposed in the theory for the practical produce in the future

    雖然,在體積相等的條件下,優化出來的外圓弧包絡內嚙合齒輪泵的排略小於tatsuno組合泵的排,但其它性能(如:流率、最大壓力角、速度波)都更優。
  16. ( 2 ) on the basis of continuity equation, momentum conservation equation, energy conservation equation, and substantial equation, coupled thm governing equations are derivated with giving up the assumption of local thermal equilibrium, adopting thermal elasto - plastic constitutive relation, taking the effect of temperature gradient on groundwater seepage ( analogous to soret diffusion ) and the effect of viscous dissipation of groundwater on temperature field of rock mass into account

    ( 2 )根據連續性方程、線動量平衡方程和能守恆方程以及相應的物性方程推導了飽和巖體溫度場-滲流場-變形場三場耦合作用控制方程組。在推導控制方程組時舍棄了「局部熱平衡」假設,採用了熱彈塑性本構關系,考慮了溫度梯度對地下水滲流的影響(類soret效應)以及地下水的粘性耗散對巖體溫度場的影響。
  17. The advantage is that it can be used to directly calculate the real physics quantities in an economic way. in this way, we need n ' t perform the analytical continuation from the result in the itf. this new rule has the following property ; the vertex is only related with the coupling constant and independent of the orientation of the momenta, one half of the vertex components vanish

    它的優點在於能直接計算與實際物理相關的觀測,不用象虛時溫度場論中做計算后再作解析延拓,使得計算得到一定的簡化,並具有如下特點:頂角函數只與耦合常數相關,獨立於外線動量方向,而且一半的分為零。
  18. In motions of rotation angular momentum appears in much the same way as linear momentum appears in motion of translation

    在旋轉運中的角產生的方式與平移運中的線動量的產生是基本相似的。
  19. Based on the conservation principle of linear and angular momentum, the method derives the equations of the mass and mass center as well as inertia tensor of the new end - effector for the manipulator handling the unknown object

    該方法基於線動量和角守恆定律,推出了機械臂負載未知目標的新的末端效應器的質、質心和轉的方程組。
  20. In order to form a stroke pattern mentioned above, i ' m assuming you ' ve moved into the ball with four steps ( steps 1, 2 ) to place the contact between the width of the feet ( step 3 ) and transfer power with linear momentum ( step 4 ) while keeping centered and balanced ( step 5 )

    為了形成上面提到的擊球模式,我假定你是使用4步法移接近球(第1 , 2課內容) ,擊球點在兩腳寬度之內(第3課) ,使用的是線動量(第4課) ,同時保持身體的重心和平衡(第5課)
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