这一地区人口密度很高。
木星的卫星木卫一全是岩石，其密度为每立方厘米3.5克。
Jupiter's moon Io, whose density is 3.5 grams per cubic centimetre, is all rock.
天文学家们知道冥王星和海王卫一拥有几乎相同的体积、质量和密度。
Astronomers know that Pluto and Triton have nearly the same size, mass, and density.
密度是由树木的生长方式决定的。
我们称这种变数为密度微分。
世界平均人口密度为每平方英里47人。
The average population density of the world is 47 persons per square mile.
那个国家的人口密度为每平方英里685人。
The population density of that country is 685 per square mile.
在密度和组成方面，这两个群体有显著的不同。
Other dimensions along which the two groups differ markedly are density and composition.
你是说，克雷莫纳小提琴的木头密度更均匀吗？
So you mean the density of the wood in the Cremonese violins is, is more uniform?
密度差被复制了。
树木没有被复制，只是木材，特别是木材的密度。
The trees weren't replicated, just the wood, specifically the wood's density.
行星构成成分的不同是造成密度差异的主要原因。
Variations in the composition of the planets are largely responsible for the density differences.
你看在核子附近，密度最强，这些点在一起最近。
What you see is near the nucleus that the density is the strongest and that the dots are the closest together.
木材密度的变化会影响振动，因此也会影响声音。
Variations in wood density affect vibrations, and therefore, sound.
众所周知，与其他岩石行星相比，水星的密度很高。
Mercury is known to have a high density in comparison with other rocky planets.
因此，经真菌处理的木材接近克雷莫纳斯木材的密度差。
As a result, the density differential of the fungi-treated wood approach that of the Cremonese wood.
土星的密度只有水的0.7倍，也就是说土星可以浮在水上。
Saturn has a density of only 0.7 that of water, which means that Saturn would float in water.
后来，其他研究人员测量了密度差，发现了一个显著的差异。
Later, other researchers measured the density differential and found a significant difference.
它将成为一个电子的接收器，且它想要接收电子和电子密度。
It's going to be an electron acceptor, and it wants to accept electrons and wants to accept electron density.
在调节种群增长方面，它与捕食一起是最重要的密度制约因子。
Together with predation, it is the most important density-dependent factor in regulating population growth.
它们离地面很近，但是这些蓝莺也会在灌木密度低的森林里面筑巢。
They're pretty close to the ground, but these warblers also nest in forests that have low shrub density.
它几乎与我们自己的行星和体积属性相同，包括质量、密度和大小。
It is nearly identical to our own planet and bulk properties such as mass, density, and size.
纽曼指出，波特兰的人口与珀斯大致相同，而且它们当时的人口密度相近。
Newman notes that Portland has about the same population as Perth and had a similar population density at the time.
X县和Y 县的地形相似，但 X 县的人口密度显著高于 Y 县。
County X and County Y have similar terrain, but the population density of County X is significantly higher than that of County Y.
森林里的日光质量随着植被密度、太阳照射角度和天空云层数量变化而变化。
The daytime quality of light in forests varies with the density of the vegetation, the angle of the Sun, and the amount of cloud in the sky.
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