类地行星主要是岩石：密度大的石块和金属物质，同时会有少量的气体。
The terrestrial planets are mostly rocks: dense rocky and metallic material, with minor amounts of gases.
有些密度大的物质容易让电流通过。
Some dense substances allow electricity to flow through them freely.
对密度大的货物空气阻力可忽略不计。
The air resistance may be overlooked if the load density is large.
密度大的林分，生物量和净生产力也大。
The stand of big density has a larger quantity of living beings and net productivity.
压缩这一密度大的物质将花费巨大的开支及紧张的工作。
Condensing this dense material will take immerse expense and intense work.
基坑工程一般集中在城市人口密集、建筑密度大的狭小场地。
Foundation pits generally gather at the field with large population and construction density and small spatial scale.
以太网接入技术特别适合于布线规整、用户密度大的城市大楼。
Ethernet access is suited for those city buildings with good arrangement of wires and high customer density.
使其适应了装载密度大的半导体极管制作工艺中的镀镍工艺要求。
The newly developed one has met the needs of nickel-plating technology for making high loading density semi-conductor diode.
当潮汐经过像洋盆上的山脊等浅层障碍时，就会在低层密度大的水体里造成波浪。
When tides drag the ocean over a shallow barrier such as a ridge on the ocean floor, it creates waves in the lower, denser layer of water.
唯一合理的解释是这一情况是宇宙早期处于炎热而密度大的状态时遗留下来的辐射。
The only reasonable interpretation is that this background is radiation left over from an early hot and dense state.
本发明的相变储热式热泵热水器水箱具有传热效率高、储热密度大的优点。
The phase-change thermal storage type water tank of the heat pump water heater has the advantages of high heat transfer efficiency and large thermal storage density.
结果表明：密度大的木塑结构板材可靠性较高，而密度小的木塑结构板材可靠性较低。
The result showed that the wood-plastic structural planks with higher density have a better reliability than that with lower density.
在近场区域，密度大的玻璃微珠对气相湍流度的增强作用高于密度小的聚苯乙烯颗粒；
In the near-fields, the gas-phase turbulence intensities are augmented more by glass particles with larger density than polyethylene particles with smaller density.
采用旋转磁场，研究了密度比周围铝熔体密度大的初生硅夹杂物颗粒在旋转磁场下的分布规律。
An experimental apparatus applied with RMF was employed to study the distribution of silicon particle with density larger than its surrounding molten aluminum alloy under magnetic field.
锇：是一种密度大的自然元素——其密度是铅的两倍——这种蓝灰色的金属在需要硬度和稳定性的应用领域大放异彩。
Osmium (Os) : The densest of natural elements-twice as dense as lead-this blue-grey metal finds a home in applications where hardness and durability are essential.
科斯特纳知道，混合物经过离心机的快速转动可以分离开来，密度大的物质会向外移动，密度小的则朝着机器的中心位置移动。
Costner knew that a centrifuge can help separate mixed substances by spinning them. A denser material will move outward, while a lighter one will migrate toward the machine's center.
许多农民都拥有面积达数百英亩的开阔土地，有足够的空间安装风车，而不会像其他人口密度大的州一样，引发“不要在我家后院”安装风车之类的问题。
That leaves plenty of room to erect windmills without stirring up the "not in my backyard" issues that come up in more cramped states.
这颗快速旋转的恒星是脉冲星，也就是大质量恒星爆炸后经内部坍缩形成的超高密度星体。
The fast-spinning star is a pulsar, a superdense chunk of matter left over when a massive star explodes, then collapses in on itself.
因为它没有液态水的密度大。
我们的研究表明，有许多区域生活着区域性的社会，它们的居住密度相当大，定居，而且从事半精耕细作的农业。
Our work suggests there were many areas with regional societies, that were fairly densely settled, sedentary, and practiced semi-intensive agriculture.
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.
磁星是中子星的一种，它的密度非常大，其质子和电子被迫结合形成中子。
Magnetars are a type of neutron star? An object so dense its protons and electrons have merged to form neutrons.
这些东西的密度是那样大，以至于在它们的势力范围——也就是黑洞表面——之内，任何东西，甚至光线，都不能逃离。
These object are so dense that nothing, not even light, escapes once inside a sphere of influence known as an event horizon.
用于存储AOT代码的JXE 文件通常要比存放类文件的JAR 文件大很多，这是因为本地代码一般要比存储在类文件中的字节码密度小。
The JXEs used to store AOT code are generally much larger than the JAR files that hold the class files because native code is generally less dense than the bytecodes stored in class files.
我想你要得到的是一个很对称的模式。中部的密度比周围大，可能集中在目标之上的某一点。
I gather that what you want is a fairly symmetrical pattern, more dense in the middle than at the edges, probably centered a bit above the point of aim.
铱：如果铱听起来让你觉得熟悉，那可能是因为很多通讯卫星都是以这种硬而脆的大密度金属元素命名的，也可能是因为恐龙在白垩纪末从地球灭绝，与铱有关的缘故。
Iridium (Ir): If iridium sounds familiar, that might be because there’s a group of communications satellites named after this element, a hard, brittle and dense metal.
铱：如果铱听起来让你觉得熟悉，那可能是因为很多通讯卫星都是以这种硬而脆的大密度金属元素命名的，也可能是因为恐龙在白垩纪末从地球灭绝，与铱有关的缘故。
Iridium (Ir): If iridium sounds familiar, that might be because there’s a group of communications satellites named after this element, a hard, brittle and dense metal.
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