1.The neutrons and protons form the core of the atom.

1.和质构成了原核。

2.The nucleus of an atom consists of neutrons, protons and other particles.

2.原核由、质和其构成。

3.When an atom of U235 is split,several neutrons are set free.

3.个铀235原分裂时,释放出几个。

4.The line CCD was tested after exposed to the fast neutron provided by the TRIGA reactor.

4.利用TRIGA型脉冲反应堆提供的快，线阵CCD开展辐照实验。

5.A millisecond pulsar is a supercompact neutron star, whose spin is highly accelerated by mass transferred from a companion star.

5.毫秒脉冲星是密度极大的星，其旋转被从伴星转移来的的物质大大地加快了。

6.Conclusion: The radiation reactions of the mice esophagus seem not to be deteriorated after thoracal irradiation with fast neutron, photon or mixed beams.

6.快及混合线照射小鼠胸腔后并不会加重食管的放射反应。