相关列句
Every time you had one more proton, you had another element.(每发现多一个质子，就会多一种元素。)
The fission process would be controlled using neutrons produced by a linear accelerator's proton beam.(该裂变过程会利用直线加速器质子束产生的中子加以控制。)
When a neutron inside an atom decays, it produces a proton, an electron, and a neutrino.(原子内的一个中子衰变后会产生一个质子、一个电子和一个中微子。)
The very small is a small fraction of a proton and the very large is the universe itself.(小到光子的，一个组成部分，大到宇宙的本体。)
If they exist, each string would be as thin as a proton, but incredibly dense.(如果宇宙弦存在，每根弦都像质子一样小，密度却极大。)
Each proton (or neutron) has about two thousand times the mass of an electron.(每一个中子或者质子的质量都是一个电子的两千倍。)
Proton exchange membrane fuel cells use a perfluorosulfonic solid polymer film as electrolyte.(质子交换膜燃料电池采用全氟磺酸固体聚合物膜为电解质。)
The advantage of hydrogen is its unrivalled simplicity: one electron circles a single proton.(氢的优势是其结构非常简单：一个电子环绕一个质子。)
This is then fed into a complicated QED calculation to obtain the radius of the proton.(把这个测量值代入一个复杂的量子电动力学(QED)计算公式然后得到质子的半径。)
That’s a proton collision played on marimba.(这是木琴演奏的一段粒子碰撞的声音。)