网站首页  英汉词典

请输入您要查询的英文单词:

 

单词 density
释义

density /ˈdensəti//ˈdensəti/

英汉-汉英词典
  1. n. 密集, 稠密
  2. 〈物〉〈化〉密度
词组 | 习惯用语
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
英语例句库
  1. Easy to operate, store jerrican accretion,reduce the labor density.
    操作方便,贮油桶油量增大,减少操作者劳动密度
  2. Generally, the FD treatment has decreased the densities of natural enemies and saprophagous insects .
    覆膜旱作田天敌及腐食者密度低于灌溉田。
  3. Measuring the bone density of mandibular angle and coxofemoral region with dual energy X-ray absorptiometer(DXA).
    采用双能X线吸收测量仪(DXA,骨密度仪),测量右侧髋部与左侧下颌角的骨矿物密度。
  4. Or the universe might even recollapse if dark energy density falls to a negative value.
    当然宇宙也有可能因为暗能量密度降为负值,而再度塌陷。
  5. To lessen the density of;rarefy.
    这些协词的共同含义是“减少,变少”。
  6. Dipus sagitta showed a high density and was dominant in desert-type habitats, especially in sand dune.
    聚类分析结果显示, 研究区啮齿动物群落可以分成荒漠型群落和绿洲型群落两大类。
  7. The constraint condition for the strain energy density function of incompressible hyperelasticity is proposed.
    通过对各种有限元方法的分析比较,适当修改了已有的应变能密度函数的形式使之更适合数值计算。
  8. This increased optical density caused by a disassociation or melting of the DNA is called hyperchromicity.
    这种由于DNA离解或融解引起的光密度增加,称之为增色效应。
  9. In vitrain bands the density and fractal dimension of fractures related to the thickness and lithotyp...
    煤岩结构的研究在预测煤层的渗透性方面有重要意义。
  10. It is incorrect that only stoma density and stomatic chamber size are used as xerophilous indexes.
    单纯地把气孔密度、气室大小作为抗旱指标是不正确的。
  11. At harvest,root length density and treflan concentration at different soil layer were evaluated using soil auger method.
    冬小麦收获后,采用土钻法在滴头附近沿垂直方向分层取样,测定各土层的根长密度和氟乐灵含量,并统计各小区的产量。
  12. Aerogel is a kind of low density porotic material which has many special physical and chemical properties.
    气凝胶是一类具有许多独特物理、化学性质的轻质多孔材料,在众多的领域中具有应用或潜在的应用价值。
  13. Abstract: Using Improved serape-making method,the studies were made on the stomatal density of flag leaves of rice.
    摘 要: 用改良刮制法研究了水稻剑叶的气孔密度
  14. The design of the gun is commonly defined by perveance, beam current, waist radius, waist position and cathode current density.
    它的设计主要有导流系数、流、腰半径、腰位置以及阴极电流密度
  15. The reasons forming abnormal formation pressure mainly includes digenesis, thermogenesis, biochemical action, tectonic action, dialysis, and fluid density difference action.
    形成异常地层压力的原因主要有成岩作用、热力作用、生化作用、构造作用、渗析及流体密度差异作用等。
  16. Objective To investigate the effects of micronized fenofibrate on low density lipoprotein (LDL) subfraction profiles in type IV hyperlipidemic subjects.
    目的观察微粒化非诺贝特对IV型高脂血症患者血清低密度脂蛋白(LDL)亚组份再分布的作用。
  17. The density of each isochore was based on the pressure-density relationship at 410 K,which was obtained from the Burnett analysis.
    首先对超临界410K等温线的数据进行了膨胀法分析,建立了压力和密度关系。以此为基础,获得了各条定容线的密度
  18. Objective To study the relationship between degree of Left ventricular hypertrophy,heart function,and beta 2 adrenoreceptor density in patients with EH.
    研究高血压病患者外周血淋巴细胞β2受体密度与左室肥厚程度及心功能的关系。
  19. The white afrodite erosion creates the reducing of glass hardness and density,AZS corrosion creates hardness to descend,but the density to raise.
    门)白泡石侵蚀后造成玻璃硬度和密度的下降,钻刚玉侵蚀后造成硬度下降,但是密度却有所上升。
  20. The effects of carbonous density and solid volume loading on the microstructures, and the performance of the new method were investigated.
    通过对焊缝金相显微结构的分析,结合计算机图形处理软件计算出焊缝的烧结密度。

声明:以上例句、词性分类均由互联网资源自动生成,未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。

原声例句
摩登家庭第四季_Modern Family-Season04

Let me guess-- about my bone density.

让我想想 关心我的骨质密度

CNN 10 学生英语 2018年2月合集

India struggles with high population density and poverty.

印度的人口密度和贫困程度都很高。

环游世界

While it contains the world's highest concentration of skyscrapers, and one of the highest population densities.

这座城市摩天大楼的数量可谓是世界之最,也是人口密度最大的城市之一。

科学60秒-科学美国人 2019年8月合集

Once it's generated, irisin improves bone density and strength.

一旦产生,鸢尾素就能提高骨骼密度和强度。

科学大揭秘

The higher the salinity, the greater the density of the water.

盐度越高 水的密度就越大。

TED演讲(音频版) 2015年4月合集

It's half the density of water.

它的密度是水的一半。

Asap SCIENCE 精选

Once the particles or cars reach a critical density, gridlock happens.

一旦微粒或汽车达到临界密度,就会发生交通堵塞。

Superhero Science(视频版)

Density is defined as mass divided by volume.

密度的定义是质量除以体积。

Superhero Science(视频版)

Now, let's explore the density of the two options mentioned above.

现在,我们探究一下之前我们提到的两种情况中的密度

国家地理(儿童专栏)

To build a true lava lamp, your substances need to have different densities.

要打造一盏真正的熔岩灯,你用到的物质需要有不同的密度

中文百科

密度

量筒中有不同颜色、不同密度的液体
La densidad del aire frente a la temperatura.
Un densímetro automático que utiliza el principio del tubo en U oscilante.
Picnómetro.

| bgcolour = {default} | name = 密度 | image = | caption = | unit = kg/m | symbols = ρ
D | derivations = }->

密度是指一物质单位体积下的质量,常用希腊字母ρ或是英文本母D表示。在数学上,密度定义为质量除以体积的商:

其中ρ为密度,m为质量,V为体积。

有时(例如美国的石油业或天然气产业)会将密度定义为单位体积的重量,不过在科学上是不精确的,此物理量应称为重率

英语百科

Density 密度

A graduated cylinder containing various coloured liquids with different densities.
Air density vs. temperature
Un densímetro automático que utiliza el principio del tubo en U oscilante.
Picnómetro.

The density, or more precisely, the volumetric mass density, of a substance is its mass per unit volume. The symbol most often used for density is ρ (the lower case Greek letter rho), although the Latin letter D can also be used. Mathematically, density is defined as mass divided by volume:

近义、反义、联想词
近义词
n.
compactness, spacing, spatial arrangement

联想词
volumetric体积的;porosity有孔性,多孔性;dense浓厚的;thickness厚,粗;conductivity传导性;permeability弥漫;population人口;dispersion散布;viscosity黏稠;gradient梯度;velocity速率;
英英词典
density n.
  1. the amount per unit size

  2. synonymous: denseness
  3. the spatial property of being crowded together

  4. synonymous: concentration, denseness, tightness, compactness
随便看

 

英汉网英语在线翻译词典收录了3779314条英语词汇在线翻译词条,基本涵盖了全部常用英语词汇的中英文双语翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2024 encnc.com All Rights Reserved
更新时间:2025/6/17 8:28:37