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汉语拼音：yǔ zhòu shè xiàn

来自宇宙空间的高能粒子流。在大气层以外的宇宙射线称初级宇宙射线”，由高能质子、α粒子和少数轻原子核组成，这些粒子的能量可达10２０电子伏以上。它们进入大气层与空气中其他原子核碰撞后产生的μ介子、电子、光子等称次级宇宙射线”。

• Though it was more likely that these events were due to cosmic rays or radioactivity, the results were consistent with a detection of WIMPs.

  虽然它更有可能是这些事件是由于宇宙射线或放射性物质，其结果与一个懦夫检测一致。

• All this adds up to unexpectedly rapid cosmic-ray acceleration in a magnetic field amplified by a factor of more than 100.

  所有这些因素加在一起，造成在一个被放大了100倍以上的磁场中宇宙射线的加速异乎寻常地快。

• Scientists modelling climate change have ignored cosmic rays up to now because there was not enough evidence about how they might work.

  迄今为止，从事气候变化建模的科学家们都忽略了宇宙射线的作用，因为还未有足够的证据说明宇宙射线如何起作用。

• An electrical field removes any ions present, so the rate of seed growth should be equivalent to that in nature with no cosmic rays around.

  电场移除了环境中的所有离子，使此时种子的形成率等效于在自然界中无宇宙射线时的情况。

• Cosmic rays of various kinds come through the air from outer space, but enormous quantities of radiation from the sun are screened off.

  通过大气的还有来自外层空间的各种各样的宇宙射线，但是来自太阳的大量辐射线却被大气层所屏蔽。

• A study has been made of a recently suggested scheme for the economical detection and analysis of ultra- high energy cosmic shower .

  对最近推荐的一种对超高能量宇宙射线簇进行经济探测分析的方案作了研究。

• The magnitude of the damage and that of the cosmic ray's effect on soil formation are calculated preliminarily.

  并初步计算了宇宙射线对地表矿物晶格造成损伤的大小及其对土壤形成影响的程度。

• Team members want to cut out as much of this cosmic ray interference as possible, even if it means moving the experiment 2km below ground.

  研究队伍的成员想要尽量削减宇宙射线带来的影响，即便这意味着要将实验转移至地下2千米处进行。

• Similar cosmic ray "hotspots" have been seen in the northern skies too, yet we know of no source close enough to produce this pattern.

  类似的宇宙射线的“热点”已经出现在北部天空太，但我们的模式不知道什么消息灵通人士足以产生的。