Graphene is a flat sheet of carbon just one atom thick—with the carbon atoms arranged in a honeycomb lattice.
石墨烯是一种只有单原子厚度的碳原子平面层——碳原子按蜂窝状晶格排列。
First produced in a lab back in 2004, graphene is essentially a single layer of pure carbon atoms bonded together in a honeycomb lattice so thin it's actually considered two-dimensional.
石墨烯最早在2004年诞生于一个实验室,本质上是一层由纯碳原子组成的蜂窝状晶格层,薄到竟被认为是二维物质。
The internal energy per plaquette in SU(2) lattice gauge theory is worked out.
求出了正切作用量的四维 SU_(2)格点规范理论的元格内能。
这个模型称作格点模型。
And if we know the lattice vibrational frequency.
如果我们再知道晶格振动频率。
The lattice is a bunch of masses and springs.
晶格可以看成是一堆有质量的弹簧。
So the lattice has a bunch of vibrational energies.
晶格有大量的振动能级。
The lattice vibrational frequencies aren't the same any more.
晶格振动频率,总是不一样的。
And not only molecular vibrations, but vibrations of a crystal lattice.
不仅是分子的振动,也有晶格的振动。
She thrust forth her head from the lattice, and looked anxiously upward.
她把头探出窗格,不安地朝天仰望。
The electron orbits a phosphorus atom embedded in the silicon lattice, shown in silver.
电子绕图中银色的硅晶格中的磷原子的轨道。
First, the algorithm mines the data for frequent sequences and computes an adjacency lattice.
首先,该算法挖掘频繁序列的数据并计算一个邻接格。
Instead they use materials with lattice structures for both positive and negative electrodes.
取而代之的是在正极和负极上使用栅格结构材料。
So I think last time you got introduced to basically a lattice model for translational motion.
我想上一次已经基本,地介绍给你们关于平移运动的格点模型。
The engineers say the material's strength derives from the ordered nature of its lattice design.
工程师表示这种材料的强度源于格子设计理念带来的有规则结构。
So there might be one in a million lattice sites occupied, even at the very end of the procedure.
所以或许在一百万个格子中有一个被占据,即使在这个过程的最后。
N So the total volume is the number of lattice sites v times the volume of each lattice site.
总体积V等于格点数,乘以每个格点的体积。
The point is, now what happens is, when you start filling a lattice, but it's not all the same, right?
关键是,现在发生的是,当你开始填充一个格子,但它并不总是一样的,对吗?
And so the entropy for this gas here is just - the number of ways of placing the molecule in the lattice.
气体的熵只决定于,分子在晶格中排列的种数。
When cooled the lattice strips oxygen from surrounding chemicals, including water and CO2 in the reactor.
在降温后,该点阵能够把氧气从包括水和二氧化碳等物质的周边化学元素中分离出来。
And the number of choices of putting that one molecule is anywhere on the lattice. That's your degeneracy.
也就是一个分子在格点中可能的位置数,这就是简并度。
The muddy lattice of marshes, bayous, and barrier islands that makes up southern Louisiana is different.
而那分布得错落有致的湿地、海湾、堰洲岛曾使路易斯安纳州南部的风光绚丽多姿,现在这种格调已不复存在。
The market is a network, a lattice-work of two people or institutions exchanging two different commodities.
市场是一个网格状的网络,在其中人们和社会团体两两交换各自不同的商品和服务。
Instead of a single lattice tower, the cables are supported by two elegant steel poles up to 65 metres high.
这些电缆线不再是单调的网格塔,而是由两个高达65米的、体积巨大而线条优雅的钢杆塔支撑。
When woven into a lattice structure and impregnated with resin they can produce a part that is stronger than steel.
将碳纤维卷入晶格结构,再灌入树脂,它所产生的强度丝毫不亚于钢铁。
In other words, the fact that you don't really have the molecules sitting in sites on a lattice but there's disorder.
换句话说,事实上你并不真的需要分子,处在格子的位置但存在着无序。
The mother of Sisera looked out at a window, and cried through the lattice, Why is his chariot so long in coming?
西西拉的母亲从窗户里往外观看,从窗棂中呼叫说,他的战车为何耽延不来呢。
The skeletal, lattice design of Britain's electricity pylons has changed little since the first one was raised in 1928.
自1928年首座格子骨架状的英国输电塔建成以来,英国输电塔的外型几乎未曾改变。
The lattice work treads cast a fabulous light onto the wood floor from the roof light that sits in the ceiling above it.
从屋顶透进来的阳光可以穿过台阶上的格子花纹,在地上留下可爱的光斑。
The lattice work treads cast a fabulous light onto the wood floor from the roof light that sits in the ceiling above it.
从屋顶透进来的阳光可以穿过台阶上的格子花纹,在地上留下可爱的光斑。
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