The results indicate incidence laser intensity and plasma background density are important factors affecting convergent intensity.
计算结果表明：入射激光强度、入射激光波长及等离子体背景密度是影响会聚强度的重要因素。
The gravitational lens equations account for all the variables such as distance and density, and provide a better idea of when light left the background galaxy and how far it traveled.
引力透镜公式计算所有的变量，比如距离和密度，对光何时离开背景星系以及行走了多远的距离给出更好答案。
BACKGROUND: the overall evaluation on bone density and bone strength of the calcaneal can provide a new way for prevention and treatment of osteoporosis.
背景：对跟骨骨密度和骨强度进行全面评价，为骨质疏松症的预防和治疗提供新的思路。
Those flights have encountered no patches of sky with an ash density of more than 400 micrograms per cubic metre, 20 times the background level.
那些试飞飞机并未遇到整片天空火山灰浓度高于每立方米400毫克，即本底水准20倍的区域。
Background Aerobic exercise is believed to reduce the risk of cardiovascular disease partially through increasing serum levels of high-density lipoprotein cholesterol (HDL-C).
有氧训练被认为可部分通过增加血清中高密度脂蛋白胆固醇(HDL - C)水平减少心血管疾病的风险。
We gave a new equation of state density by the generalized uncertainty relation, studied black hole entropy on degenerate background of sphere symmetry.
采用由广义不确定关系得到的新的态密度方程，研究了球对称退化背景下黑洞的熵。
In chapter one, we introduced some background material and research results that have obtained of the nearest neighbor density estimator.
第一章介绍了最近邻密度估计的背景、意义、研究现状以及国内外有关最近邻密度估计的研究成果。
The background samples are chosen by thresholding inter-frame differences, and the Gaussian kernel density estimation is used to estimate the probability density function of background intensity.
通过相隔固定的帧差值阅值化得到背景样本值，并采用高斯核密度估计方法计算背景灰度的概率密度函数。
In this simulation. the density ratio of beam electron and background electron is 0.125.
数值模拟的束流密度与背景电子密度之比为0.125。数值模拟的结果说明，两者相符较好。
Here a density background refinement-based anomaly detector is proposed to solve this problem.
针对此问题，本文提出了一种基于密度背景纯化的异常检测算法。
At first, the image background is suppressed by setting a threshold. Then, both gray density and gray interval of the histogram are equalized.
该算法首先通过设置平台阈值对背景的增强进行抑制，然后将直方图在灰度密度和灰度间距两个方向进行均衡处理。
The way of background modeling based on non-parametric kernel density algorithm has better results than other algorithm, and could model background for slow movement.
与传统的背景建模方法相比，基于非参数核密度的背景建模方法具有更好的建模效果，更适应复杂场景的建模。
The results show that with the increase of the boron dopant density, the potential windows of the electrodes become narrower and the background currents become larger.
结果表明，随着掺硼浓度的增加，电极的电势窗口略微变小，背景电流也随之变大。
Atom loss from the trap and total collision cross section can be inferred from the knowledge of the density of background gases.
在获知背景气体密度的条件下，可以计算出原子损耗和完全碰撞截面。
A new background model of non-parameter kernel density estimate was presented on the basis of abundant study on algorithms of moving object detection.
在充分研究现有运动目标检测算法的基础上，提出了一种新的非参数核密度估计背景模型。
Based on random sets theory, false alarms and miss-detections in the background were considered, then, belief measure and its global density of targets were presented.
基于随机集理论，根据虚警及漏测的情况，给出了目标的信任测度及其全局密度。
Hence it is proposed that the temperature and the density of electrons in a rich cluster and the Hubble constant H0 may be determined from the observations of the IR-background distortion.
因此，通过对畸变的观测，可以确定富星系团内电子的密度和温度以及哈勃常数h_0。
In rare plasma, the strength of the wake-field depends on the background plasma density, while the maximum wake potential of wake-field is dependent on it.
同时发现在稀薄等离子体中激发的尾波势场与等离子体的密度几乎无关，而激发的尾波场最大电场强度与等离子体的密度有关。
The principle and method for measuring the resistance under zero background magnetic field, critical current density and mechanical intensity are presented and some results are given.
本文介绍了其零场电阻，临界电流密度及机械强度性能的测量原理和方法，并给出了测量结果。
The traditional method of chemical mutagenesis can produce high-density induced mutations with similar genetic background.
传统的化学诱变方法，能诱发产生高密度的点突变，获得遗传背景相似的突变体。
The traditional method of chemical mutagenesis can produce high-density induced mutations with similar genetic background.
传统的化学诱变方法，能诱发产生高密度的点突变，获得遗传背景相似的突变体。
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