实性部分密度均匀或不均匀，可有钙化和囊变区，明显增强。
The density of solid masses were homogeneous, or heterogeneous with calcifications and cystic changes, and prominent contrast enhancement.
这些因其密度而被著称为laforet（森林）的梁，组成了横跨大教堂中心部分的十字形屋顶。
These beams, known as la foret (the forest) because of their density, formed the cross-shaped roof that ran the length of the central part of the cathedral.
尽管它的视觉效果如此显著，但尘埃只是位于恒星之间的物质的一个次要组成部分，其密度极低。
Although its visual effect is so pronounced, dust is only a minor constituent of the material, extremely low in density, that lies between the stars.
超大碰撞可能剥去了水星的一部分岩石地幔，留下了一个金属核心，其密度与原来的岩石与金属的比例相比大得不成比例。
A titanic impact could have stripped away a portion of its rocky mantle, leaving behind a metallic core whose density is out of proportion with the original ratio of rock to metal.
另一种理论是，板块下沉部分的密度大于周围较热的地幔，将板块的其余部分拉在后面。
An alternative theory is that the sinking part of the plate, which is denser than the hotter surrounding mantle, pulls the rest of the plate after it.
而如果这两种介质的密度相差较大，就像空气和水那样，那么大部分的能量将会折射回来，只有一小部分会继续传播进入到新的介质中。
If the two media have really different densities, like air and water, then most of the energy is going to be reflected back, very little of it will keep going and get transmitted into the new medium.
由于冰山的密度比海水要小，一般露出海面的部分只占冰山的十分之一左右。
Because their density is only just smaller than sea water, a portion around one tenth of the iceberg usually sits above the surface.
但如果这区域的形状很特殊，或者密度不均匀，也就是某些部分比较重，那就需要求加权平均值。
But if the region has a strange shape or if a density is not homogeneous, if parts of it are heavier then you will get whatever the weighted average will be.
该证据的一部分来源于灶神星的密度，另一部分来源于数以百计以陨石形状存在的大块岩石，地球科学家们已对这些岩石进行过研究。
Part of that evidence comes from its density and part from hundreds of chunks of rock, in the form of meteorites, that have been examined by Earth-bound scientists.
对每一块的细微纹路进行着色能突显出神经细胞的主体部分(上面略带紫色的图)。图中的偏暗区域代表了大脑表明的高细胞密度区域。
Staining of a thin sliver of each block can highlight the main bodies of nerve cells (top, purplish image) with the darker areas indicating high cell density near the brain's surface.
这些毛囊无论如何是不会受到剃胡子的影响的只有当你的露在外面部分的毛发已经死了或者被剪掉了，皮肤下的毛囊决定毛发密度/颜色/生长率，但仍然完全不会受到你刮胡子或不刮胡子的影响。
Only the outer part of your hair that is already dead is getting cut. The follicles underneath that determine thickness/color/growth rate remain completely unaffected by your shaving or not shaving.
丛林荒野最糟糕的部分之一是植被密度，使你很难确定方向。
One of the worst aspects of a jungle wilderness is the density of the vegetation, making it difficult to get your bearings.
事实上，因为有中国的很大一部分土地交通不便且荒凉的，主要人口中心的密度远远高于这些数字所显示的。
In fact, because a large part of China is inaccessible and inhospitable, the density in the main population centres is much higher than those figures suggest.
但是对一部分人来说，他们的骨密度会很快得降低，导致骨骼变得疏松，增加了骨折的风险性。
But for some, the decline in density is rapid, as their bones become porous and fracture risk increases.
图片靠近中心部分的白色光源为一种密度大，急速旋转的中子星，或是脉冲星--都是核心坍缩的超新星爆炸的残留物。
The white source near the center of the image is a dense, rapidly rotating neutron star, or pulsar, all that remains of a core-collapse supernova explosion.
图中的蓝色部分表示从密度极高的黑洞中喷涌而出的辐射能。
The blue color here represents radiation pouring out from material very close to the black hole.
行星科学家们知道，水星密度极高——最可能的原因是相对于其它部分水星内核中铁含量非常巨大。
Mercury, planetary scientists knew, is uncommonly dense - most likely because its inner core of iron is very large relative to the rest of the planet.
这种光束很容易穿透恒星的外层，但是恒星的内核的密度将足以吸收其中的一部分。
Such a beam would easily penetrate the star's outer layer, but the stellar core would be sufficiently dense to absorb part of it.
从其密度可以推测出它有一个金属内核，可能绝大组成部分是铁，其他的解释都不靠谱。
Its density is presumed to indicate a metallic core, probably made mostly of iron. No other explanation is plausible.
脉冲星并不是一种正常的恒星，它是超新星爆炸后留下的高密度快速旋转的残余部分。
A pulsar is not a normal star, but a dense, rapidly spinning remnant of a supernova explosion.
其人口密度是每平方公里0.01人，大部分是因纽特人。
Only 0.01 people live there per square kilometer, mostly Inuit.
密度测量结果意味着这些物质一定是水晶，而被许多人珍视的钻石，实质是碳元素的单质晶体。 也就是说，那颗行星的大部分可能都与钻石类似。
The density means that this material is certain to be crystalline, that is, a large part of the star may be similar to a diamond.
就像视网膜中央窝，星鼻的这个部分拥有密度最高的感觉神经末梢。
Like the retinal fovea this part of the star has the highest density of sensory nerve endings.
地球有更多的质量和密度，使这部分是由于引力压缩。
The earth has more mass and so part of this density is attributable to gravitational compression.
此部分课程扩展了统计学中的基本数学概念。三个基本想法如下：随机变数，密度函数与期望。
This section of the course develops the mathematical concepts used in statistics. Three ideas are essential: Random Variable, Density Functions, and Expectations.
胆固醇是血液中的一部分，当血液开始粘附在血管壁上时，胆固醇也开始附着在血管壁上(怎么会没有'低密度脂蛋白血液'和'高密度脂蛋白血液'之分呢？)
Cholesterol is a part of blood and when blood starts sticking to the vascular walls so does the cholesterol in the blood (how come there's no 'LDL blood' and 'HDL blood'?)
当设置接近于0时，所有的单元有相同的密度。当你增加多斑点，一部分单元会随机地比其它的变浓厚或变薄。
When set close to 0, all the cells are the same density. As you increase Spottyness, some cells are randomly denser or thinner than others.
该证据的一部分来源于灶神星的密度，另一部分来源于数以百计以陨石形状存在的大块岩石。
Part of that evidence comes from its density and part from hundreds of chunks of rock, in the form of meteorites.
这个密度意味着它一定达到了晶体的密度，也就是说，这颗星球的一大部分也许与钻石类似。研究者解释道。
The density means that this material is certain to be crystalline: that is, a large part of the star may be similar to a diamond, the team explained.
这个密度意味着它一定达到了晶体的密度，也就是说，这颗星球的一大部分也许与钻石类似。研究者解释道。
The density means that this material is certain to be crystalline: that is, a large part of the star may be similar to a diamond, the team explained.
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