查询词典 atomic element

The second part of this thesis mainly deals with the classification problems of heavy element atomic spectral energy levels.

本文的第二篇论述了将模式识别-人工神经网络方法的PCA-BPN（主成分分析-反传神经网络）和PLS-BPN应用于CmⅠ、UⅠ、CmⅡ等重元素原子光谱能级的分类研究工作，明确指认了许多前人应用早期模式识别方法以及CPN方法无法确认或错误指认的未知能级所属的电子组态，取得了较好的效果。

Atomic element number 101, ends in ium.

"|它的原子序号码是101 字尾是"IUM

Eleven letters,atomic element number 101,ends in ium.

" 十一个字母，它的原子序号码是101字尾是"IUM

Physics Of or relating to an isotope with an atomic mass greater than the average mass of that element.

重的：原子质量比该元素的平均原子质量重的同位素的或与之有关的

Of or relating to an isotope with an atomic mass greater than the average mass of that element.

环境保护和治理：加强环境保护和综合整治力度，城市环境质量明显改善。

The atomic number states the number of protons in an atom of that element.

原子数表示该元素的原子中的质子数。

In a given period which group has the element with the largest atomic radius?

在同一周其中，哪一族的元素原子半径最大？

Transition metal coordinate polymer researchHas summarized the transition metallic element chemical fundamentals, including the atomic radius, the physical property, the chemical activity and the stable oxidation state change rule, forms the preparation the tendency.

过渡金属配位聚合物研究概况简述了过渡金属元素化学基础，包括原子半径，物理性质，化学活性及稳定氧化态变化规律，形成配合物的倾向。

Isotopes are different varieties of the same element, which have identical chemical properties but differ in atomic weight.

同位素是同一元素的不同种类，它们有着相同的化学特性但是原子重量不同。

Science has laid down the principle that the properties of an element are a periodic function of its atomic weight.

科学发现了这样一条规律："元素的性质是原子重量的周期函数。"

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48