density

density怎么读

英式音标：[ˈdensəti]

美式音标：[ˈdɛnsɪti]

density基本解释

n. 密度

density的意思释义

n.

密度；稠密，浓厚；[物]浓度，比重；愚钝

变形

复数：densities

双语释义

[U]密集,稠密 the quality of being dense

[C][U]密度 relation of mass to volume

英英释义

n.

the amount per unit size

同义词：denseness

the spatial property of being crowded together

同义词：concentrationdensenesstightnesscompactness

density用法及例句

词组短语

high density高密度，密度高

current density电流密度；扩散（弥漫）流密度

low density低密度

power density功率密度；谱线密度；力密度

energy density能量密度

population density人口密度；种群密度

density function密度函数

probability density概率密度；几率密度

bulk density容积密度，体积密度；单位体积重量

relative density 相对密度（等于specific gravity）

density distribution密度分布

flux density通量密度；辐射流密度；流量密度

spectral density[电]谱线密度

probability density function机率密度函数；概率密度分布函数

charge density[化]电荷密度

power spectral density功率谱密度

high density polyethylene高密度聚乙烯

electron density电子密度；电子浓度

dry density[物]干密度；[物]干容重

linear density线密度

双语例句

用作名词(n.)

Mercury has a much greater density than water.

水银的密度比水大得多。

The density of population in this city is very high.

这个城市的人口密度非常高。

The driver had to stop because the density of the fog made it difficult to see.

由於浓雾使道路很难看清,司机不得不停车。

The next trail would require a slightly higher filling density acid.

在下一次试验时需要注入比重较高的酸。

The bicapillary pycnometer is a tool for accurate determination of density.

双毛细管比重瓶是一种用于精确测量液体密度的仪器。

例句参考

A density-based algorithm for discovering clusters in large spatial Databases with Noise

CONDENSATION—Conditional Density Propagation for Visual Tracking

C ONDENSATION —Conditional Density Propagation forVisual Tracking

Genome sequencing in microfabricated high-density picolitre reactors

Erratum: Density-functional approximation for the correlation energy of the inhomogeneous electron gas

Self-interaction correction to density-functional approximations for many-electron systems

A density-based algorithm for discovering clusters a density-based algorithm for discovering clusters in large spatial databases wit...

Estimation of concentration of low-density lipoprotein cholesterol in plasma without use of the preparative ultracentrifuge

Estimation of the concentration of low-density lipoprotein cholesterol in plasma, without use of the preparative ultracentrifuge.

density词源

density (n.)

c. 1600, from French densité (16c.), from Old French dempsité (13c.), from Latin densitas \"thickness,\" from densus \"thick, dense\" (see dense).

density相关例句

1. And he predicts the density of the oxide of the yet undiscovered element.

他预测这个还未被发现的元素的，氧化物的密度。

10. You will hardly even remember going through this part of the density.

你甚至将几乎不记得通过密度的这一个部份。

blog.sina.com.cn

11. You do not need to provide alternative resources for every combination of screen size and density.

你不需要为每个屏幕尺寸和密度的组合提供多个资源。

12. We must note, although keyword density is ranked one of the important factors, of course not negligible, but the most important still is content.

大家一定要注意，虽然关键字密度是排名的一个重要的因素，当然不可忽略，但较重要的还是内容。

bbs.ic98.com

13. The density may be normal at one place but low at another.

在某个身体部位密度正常，但是在另外一个部位可能偏低。

14. Isobutanol, however, can be sent through these pipelines, and its energy density is close to that of gasoline.

然而，异丁醇却可以利用这些管线来运输，另外它的能量密度也与汽油相当。

15. The new layout increases density per employee.

新的布*，增加密度每名雇员。

16. He would like to concentrate his citizens, boosting the population density in areas that are still economically viable, while encouraging people to move out of districts that are not.

他希望将他的市民都聚集起来，而不是鼓励人们离开这个地方，促进地区的人口密度在经济上依旧是可行的。

20. The population density of that country is 685 per square mile.

那个国家的人口密度为每平方英里685人。

《新英汉大辞典》

21. Both the plasma density and the electron temperature increase as the coil current increases.

当线圈电流增大时，等离子体密度和电子温度都随着增大。

22. The density of the star has become so great that it may explode at some time.

这颗恒星的密度如此之大，以至于它会在某一时刻爆炸。

24. These attributes include the density of the object and the friction.

这些属性包括物体的密度和摩擦力。

25.a population density of 50 per square kilometer

每平方公里五十人的人口密度

26.A modification of the common-origin theory accounts for the density discrepancy.

关于共同起源的理论，有一种改进的论点解释了密度的不符。

27.Computers present a particular challenge—although they can add motion and interactivity, computer displays have low information density compared to that of paper.

计算机具有一个特别的挑战——虽然它们能够添加动画和交互，但它的信息分布密度比纸张低。

29.Antigen density on the tumor cell surface influences the cytotoxic sensitivity.

瘤细胞表面的抗原密度影响细胞*的敏感性。

30.Density exceeded 100 nests per mile.

丝巢密度超过每英里100巢。

31.Balance navigation with display density

平衡导航和显示密度

33.In this case, more data density and more complex interactions and visual transitions can sometimes be introduced to positive effect, but the limitations of the input mechanisms need to be carefully respected, lest the user lose the ability to successfully navigate the interface.

在这两类信息亭上可以增加数据的密度，采用较为复杂的行为和视觉转换有时可以带来正面的效果。 但是输入方面的限制仍然要引起我们的注意，以免使用者无法顺利地在界面中导航。

-- 来源 -- About Face 3交互设计精髓

34.Sites that are purely informational, which require no complex transactions to take place beyond navigating from page to page and limited searching, must balance two forces: the need to display a reasonable density of useful information and the need to allow first-time and infrequent users to learn and navigate the site easily.

这些并不需要复杂的操作，但也要注意平衡如下两个方面，即显示有用信息的密度要适当。 而且要便于首次和非频繁使用者的导航和学习，这就意味着信息类网站在独占姿态和暂时姿态之间存在着相对的作用力。

-- 来源 -- About Face 3交互设计精髓