查询词典 density function

ADAMS is used as an instrument to analyze the process of compressing hay in high density baler. A ADAMS model of the compressing hay in high density baler is established, and the modeling method and model structure are validated by ADAMS.

在研究中，引入了虚拟样机技术，使用ADAMS软件对牧草的高密度压捆过程进行分析，建立压缩过程中牧草的ADAMS模型，并对ADAMS的建模方式、模型结构进行了验证。

The relation of the change that the stiffness coefficient of simulation spring makes in process of the high density compressing is obtained by analysis, then the optimization analysis is achieved pointing to the compressing hay in high density baler.

通过分析获得模拟弹簧的刚性系数k随时间的变化规律，进而对牧草压缩工况进行优化分析。

The spatiotemporal spectral line intensities of the first three atomic lines in Hydrogen Balmer series (λ=656. 28, 486. 13, 434. 05nm) of RF ion source plasma, are measured with calibrated Optical Multichannel Analyzer . Some plasma parameters, including electron temperature, hydrogen atom density and hydrogen ion density, are calculated and analyzed Using Partial Local Thermodynamic Equilibrium theory and Abel transform.

实验采用绝对定标后的光学多道分析系统测定了离子源等离子体不同时间和空间位置的氢原子巴耳末谱线系中前三条谱线（λ=656.28，486.13，434.05nm）的强度，并采用PLTE的理论和Abel变换方法，计算出了高频离子源等离子体的电子温度、氢原子浓度、氢离子浓度等参数在放电的不同阶段和径向分布情况，并进行了简要分析。

According to Biot-Savart law, the magnetic induction at the diameter position of the spin axis is calculated. Furthermore, using the internal and external radius of the Earth's outer core as well as the radius of the Earth and the magnetic induction at the Earth's magnetic pole, the volume charge density and surface charge density of the Earth's outer core have been obtained.

先根据毕奥-萨伐尔定律计算球形模型绕自转轴旋转时在自转轴直径上产生的磁感应强度；再利用已知的地球外核的内外半径及地球半径和磁极处的磁感应强度值，计算出地球外核的电荷体密度及面密度。

The electronic density of states on zinc blende CdTe, VCd system and CdTe doping Cu were analyzed with density functional theory.

研究中运用密度泛函相关理论，分析闪锌矿结构CdTe，Cd空位体系和掺Cu体系的电子态密度，计算得出Td场和C3V场下Cu2+ d轨道的分裂情况。

The electronic and optical properties of blende phase ZnS systems doped with 3d transition metal ions were studied by the first-principles method based on density functional theory. The density of state, band structure, and absorption coefficient were calculated.

采用基于密度泛函理论的第一性原理方法对掺杂不同3d过渡金属元素的闪锌矿型ZnS系统进行了研究。

Band structure, density of states, and optical properties of Zinc blende CdTe have been investigated using the plane-wave ultrasoft pseudopotential technique based on density functional theory.

采用基于密度泛函理论框架下广义梯度近似平面波超软赝势法，计算了闪锌矿型CdTe的能带结构、态密度和光学性质。

The 1s electron cloud in hydrogen atom has the largest probability density distribution around a spherical shell with Bohr radius a 0. The author thinks the probability density distribution and electron cloud belong in fact,to statistic regularity, and imply a macro-time scale is used, therefore in hydrogen molecule the product of energy and time is far larger than Planck Constant.

氢原子中 1s电子的电子云呈球形，电子的最大几率密度分布出现在玻尔半径a0 的球壳内，认为几率密度分布及电子云属统计规律，意味着已经使用了宏观时标，这样就使氢分子体系中能量和时间的作用量远大于普郎克常数；根据电子云的交叠，用经典力学计算了基态氢分子的结构常数，获得键长、键能及力常数的表达式分别为Re=2a0 ，De=ze/4 2a0 ，k=ze/2 2a30 ，采用原子单位 a 。u 。

PCE treatment significantly increased the bone density, ash, Ca content, bone mineral contents and bone mineral density.

对股骨之骨密度、骨灰分与骨含钙量有显著地增加，对胫骨之骨矿密度与骨矿含量也有明显上升的效果。

Bougie card is in the rapid development of position of developing of IC design, production industry as IC design, manufacturing industry, the new-style chip such as high speed, high density, SOC, ASIC appears ceaselessly, the requirement that price of high speed, high to checking equipment to put forward density, versatility, tall sex compares.

跟着IC设计、制造业的迅速成长，高速、高密度、SOC、ASIC等新型芯片不竭呈现，对测试行动措施提出了高速、高密度、通用性、高性价比的要求。

Pachomius manual labour was organized as an essential part of the monastic life; and since it is a principle of the monks as distinguished from the mendicants, that the body shall be self-supporting, external work of one sort or another has been an inevitable part of the life ever since.

根据圣pachomius体力劳动组织作为一个重要组成部分寺院生活；以来，这是一个原则的和尚，作为有别于乞丐，该机构应自支撑，对外工作的这种或那种已一个必然的一部分，生活至今。

In order to study the effects of parametrical rolling on the ship movement and tilts, in allusion to ship's navigating in regular following waves, the equation of ship rolling motion is transformed into normal Mathieu equation by proper variable replacement when strong parametrical excitation in restoring moment varied according to sine or cosine wave.

为研究参数横摇对船舶运动和倾覆的影响，通过对船在规则波上随浪航行时，恢复力矩中出现的1个以正余弦规律变化的强参数激励项进行适当的变量置换，将船舶的横摇运动方程转换成标准形式的Mathieu方程。