介子

We make a concise review of this method and use it to calculate the radiative decays of the vector mesons, the baryon magnetic moments, the isospin symmetry breakings in π,ρsystem and πNN coupling constants. All of our results agree well with data.

我们对这一方法作了扼要的评述，应用它计算和分析了矢量介子的辐射衰变宽度，重子磁矩，π和ρ体系的同位旋对称性破缺以及πNN 耦合常数的同位旋对称性破缺等，都得到了与实验符合得很好的结果。

In the nuclear medium, the critical density, where the chiral symmetry isrestored, is obtained; at the same time, the medium effects of the fermion andmesons have been studied with details.

在核物质中，我们得到了手征对称恢复的临界密度；同时研究了费米子、介子动力学性质的核介质效应。

A gluon junction interaction event is likely to produce a topology with exclusive leading mesons from valence quarks.

一个出现胶子弦结作用的事件会产生多个由价夸克产生的领头介子的现象。

You may have heard about muons, gluons and other strange particles.

你可能听过介子，胶子和其他奇异粒子。

Vodka:Colourless distilled liquor of neutral spirits usually made from a grain mash.

把你的尼龙衣服泡在中性皂的浓液中。双光子是在中性兀介子衰变中产生的。

At the hadronic level, nucleons and mesons are constituents of nuclei and hadronic matter.

在强子层次上，原子核或强子物质的基本组元是核子和介子。

Although the Tevatron produces many orders of magnitude more hadrons than do the machines at KEK and SLAC, it is nevertheless much harder to study the decay of B mesons in proton-antiproton collisions.

虽然Tevatron能比KEK和SLAC的加速器产生多许多个数量级的强子，但是在正负质子的碰撞中研究B介子的衰变仍是非常困难的。

A charged-current event gives a muon plus hadrons: a long charged track from the muon, which is easy to find.

通过收费电流宣布事件给出了μ子加强子：一个长期负责跟踪从介子，这是不太容易找到。

Any of a family of subatomic particles, including the nucleon and hyperon multiplets, that participate in strong interactions, are composed of three quarks, and are generally more massive than mesons.

激子，重子微原子粒子家族中的一员，包括核子和超子多重谱线，由三夸克组成，一般比介子要重，会发生很强烈的内部反应

Analogously, putting these changing regular time after time to the known transformation of various elemental particles from electron and positron to neutrino, to various meson, to various hyperon, to proton, to neutron, to various atom, can all be agree well with actual observation results.

类似地，将这种变换规律逐次用于已知的，由电子、正电子到中微子，到各种介子，到各种超子，到质子，到中子，到各种原子的，各种基本粒子的转化情况，都能与实际观测结果很好地相符。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。