A chemical group is a submolecular group of atoms.

The particles may be aggregates of atoms, molecules, or mixed materials.

这些微粒可以由原子, 分子或混合物质聚集而成.

Polymers consist of long molecular chains of covalently bonded atoms.

高聚物都是由共价链联接原子而形成的长链分子所组成.

The carbon14 atoms oxidize to carbon dioxide which gets blown about and mixed up with lower atmosphere.

碳14原子氧化生成二氧化碳，向四周散去并与低空的大气混合。

The atoms of the various elements have different numbers of electrons.

各种不同元素的原子中包含有不同数目的电子.

Only 7 uranium atoms of every 1,000 are U-235.

在每1000个铀原子当中,只有七个是铀235.

The carbon 14 atoms oxidise to carbon dioxide which gets blown about and mixed up with lower atmosphere.

碳14原子氧化生成二氧化碳,向四周散去并与低空的大气混合.

Atoms of iron in the nail combine with atoms of oxygen from the air to form molecules of iron oxide, or rust.

钉子里的铁原子与空气中的氧原子结合后形成氧化铁分子，也就是锈。

All substances, whether they are gaseous, liquid or solid, are made of atoms.

一切物质, 不论它们是气体 、 液体还是固体, 都是由原子构成的.

pH is a measure of the concentration of free hydrogen atoms in a solution.

pH值是测试溶液中自由氢原子浓度的单位。

Now with this particular piece of instrumentation, you can actually spot individual carbon atoms.

现在利用这件特定的仪器，就可以真正观察到单个碳原子了。

Water is made up of atoms of hydrogen and oxygen.

水由氢和氧的原子构成.

A nuclear reactor is the apparatus in which atoms are split.

核反应堆是分裂原子的装置.

Atoms within the fluid interact with the minerals that form the grains.

液体中的原子与形成颗粒的矿物质相互作用。

In graphite sheets, carbon atoms bond together in rings.

石墨层中的碳原子相互连接形成碳环。

Now, the village still has many 30 atomy that passes fifty years old.

现在, 村里还有30多位年过半百的矮人.

Aton : Let us wrap this up and I shall speak with you dear ones, again.

我们到此结束吧,我会再与你们交谈的,亲爱的孩子们.

London Decides-The Mayoral Debate will be on BBC the London region aton Tuesday.

伦敦决定 - 市长辩论会周三将在BBC电视台面向伦敦区域22点35分播出.

Using the AIS message 21, AIS AtoN may broadcast own accurate position in existence.

通过AIS信息21, AIS航标可以将浮标的实际位置直接播发出去.

Through the simulation unilateral communication is implemented between client base station and sever AtoN manage department.

通过仿真实现了在网络环境下,客户端基站与服务器端航标管理部门的单向通信.

The client inspects the information of AtoN position at intervals and transmits it to sever.

客户端定时产生航标位置信息(AIS21 ),通过网络发送到服务器端.