source density的例句大全

The velocity potential is expressed by using a simple source density distribution over the wetted hull which is influenced by the ship-wave and over the local portion of the wavy free surface. The free surface equations are exactly nonlinear equations.

速度势用考虑了波动的自由面影响的船体湿表面和局部真实的自由面上的简单源（1/r）分布表示，并采用精确的自由面条件。

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in the paper, the united forms of potential interpolation functions, source density interpolation functions, elemental stiffness matrixes and elemental mass matrixes for the silvester high-order finite element method and the high-order isoparametric finite element method are developed.

本文在二维线性和非线性恒定电磁场范围内，对Silvester高阶有限元方法和高阶等参有限元方法的位插值函数、场源插值函数和单元矩阵方程式的统一形式进行了推导。

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The experiments indicate that the use of source materials with high purity, BN effusion cells, and the cryopump in the system play important roles in reducing the threshold current density of the lasers and improving their optical and electrical performance.

实验表明，生长过程中采用高纯度的源材料，氮化硼的泻流盒以及生长系统中的低温泵等对降低器件的阈电流密度，改善激光器的光电性能起到重要作用。

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Measurement of absolute thermal neutron flux density in the core of miniature neutron source reactor

中毒法测量微堆堆芯热中子绝对通量密度

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In addition, with further reduced of via diameter and increased density of via, via produced a lot of heat and become a very important thermal source, which affects the temperature distribution of the interconnection system.

此外，由于通孔直径进一步的减小，单位体积内通孔数量的进一步增加，通孔产生的自热成为一个非常重要的热源，从而影响了整个互连系统的温度分布。

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We think it is related to the fluctuations of the plasma density and the magnetic field of the source region in a small space scale.

我们认为这可能与小尺度空间内spike辐射源区的等离子体密度出现短时标的波动及磁场强度的起伏有关。

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Analysis of the Stable Neutron Density of Reactor with Extraneous Neutron Source

对有外加中子源时反应堆中子密度稳定值的分析

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Research of Methane Density Measurement System Using SLED as Light Source

以SLED为光源的甲烷浓度检测系统的研究

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Through the analysis of the stable neutron density of the subcritical reactor with extraneous neu-tron source, this paper proves that the formula of neutron multiplication with delayed neutron is of great use in the analysis of the subcritical reactor physics.

本文主要内容是通过对有外加中子源反应堆次临界状态下中子密度稳定值的分析，说明考虑缓发中子在内的中子倍增公式对次临界状态的反应堆物理分析是很有用的。

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In order to study the atomization and excitation mechanism of the inductively coupled plasma source, the excitation temperature and electron density of the sources were determined in the different conditions of the putout energy.

为了探讨电感耦合等离子体光源的原子化和激发机理，测定了不同激光输出能量条件下光源的激发温度和电子密度。

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expressions of current density and joule heat source near the crack tip in an infinite plate under constant current were derived, as well as the temperature field and the stress field near the crack tip.

探讨了稳恒电流作用下无限大薄板裂纹尖端电流密度及焦耳热源功率的计算表达式，并进一步推导了裂纹尖端区域温度场及热应力场的分布形式。

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According to the imitation of the curve of sound power measurement error, the method was put forward to determine the size of rectangular measuring surface, the distance from scanning measuring surface to sound source, and the scanning linear density.

根据声功率测量误差仿真曲线，给出了测量机器声功率时矩形测量面尺寸、测量面距声源距离、扫描线密度的确定方法。

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Lithium secondary batteries are the new types of cleanliness and recyclable energy source. They have high voltage and high energy density. Recently they are widely used in digital products, e.g, mobile phone, notebook, Bluetooth headset, MP3, digital camera, et al.

锂离子电池作为一种新型清洁、可再生的二次能源，具有工作电压高、能量密度大、质量轻等优点，在手机、笔记本电脑、蓝牙耳机、MP3、数码相机等领域都得到了广泛应用。

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In this paper, based on the discussion of light source and blackbody radiation and their spectral distributions, several photometric concepts such as luminous energy, luminous flux, luminous intensity, luminous flux density, and luminance are introduced.

介绍了一般光源以及作为光度学基础的黑体辐射及其光谱分布的基本规律，并在此基础上介绍了光能量、光通量、发光强度、光通量密度、亮度等光度学相关概念。

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The aluminum air battery is brand new chemical power source with abundance in nature, low price, high energy density and long life.

铝空气电池作为一种新型高能量化学电源，其具有原料来源丰富、价格优廉、比能量高、使用寿命长等优点。

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The error sources of IRO are analyzed. The spherical symmetry approximation of electron density is the main source of the inversion error.

分析电离层掩星误差源，指出电子密度分布的局部非球对称性是电离层掩星的主要误差源。

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tam method of analyzing power spectrum density of heavy-tailed on/ off source

分析重尾ON/OFF源功率谱密度的TAM近似法

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and further the optimum parameters of our light source is explored from the power voltage and gas pressure. with the increasing of power supply and the parameters optimization of the lamp, a higher optical output power density will be obtained.

进一步从电源电压、工作气压等方面探讨了光源的最佳运行参数，随着电源功率的增大和光源结构参数的优化，可望得到更大的光输出功率。

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the power density spectrum of an inner-phase-modulated optical fiber resonator is analyzed theoretically and experimentally, which is valid for any source coherence time.

从理论上详细分析了光纤环形腔有内相位调制时的输出光电流功率谱密度函数，该理论对任意相干长度的输入激光光源都是有效的。

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the nuclear-cement log is similar to a density log in that it contains a gamma ray source and measures the backscattered gamma rays.

核水泥测井与密度测井相类似，因为它具有一个伽马射线源，而且测量反散射伽马射线。

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