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- The chemical properties of an atom are determined by the outermost electron shell. 一个原子的许多性质都是由其最外层的电子所确定的。
- Except for the transitional elements, valency electrons are in the outermost electron shell. 除去过渡元素外，价电子位于最外面的电子层。
- outermost electronic shell 最外电子壳层
- The outermost electrons surrounding a closed shell. 闭壳层之外的最外层电子。
- The outermost electron is shielded from the nucleus. 原子核对最外层电子的作用受到屏蔽。
- Now, however, researchers at Canada's National Research Council in Ottawa have produced a three-dimensional scan of the outermost electron orbital around a nitrogen molecule. 不过，位于渥太华的加拿大国家研究委员会，其研究人员最近却针对氮分子最外层的电子，拍摄出其绕行轨道的三维立体影像。
- Many properties of an atom are determined by the outermost electrons. 一个原子的许多性质都是由其最外层的电子所确定的。
- By calculating the number of va-lence electron shell,we can gain the geometry array of the electronic pair,and then judge the molecular structures. 计算出价层电子对数,得到电子对的几何排布,从而判断出分子的几何构型。
- The outermost electrons are bound very loosely to the nucleus and are easily freed. 最外的电子对核子的拘束非常松散且容易释放。
- Through analysis on the structure of valence electron shell, the atom radius, the bonding orbital and other important parameters, this paper discusses the irregularity in the second circle of nonmetal elements and the irregular courses. 摘要本文通过对第二周期元素价电子层结构、原子半径、成键轨道及其重要参数的分析，讨论了第二周期非金属元素的不规则现象，并且分析了产生这些不规则性的原因。
- Although they may have different numbers of protons, neutrons, and electrons, their outermost electrons have similar orbits and interactions with other atoms and molecules. 虽然他们可能有不同的数目的质子、中子、和电子，他们最外边的电子有相似轨道及和其他的原子和分子的相互作用。
- Electronic shell: Aluminum Alloy or iron shell 电子壳体:铝合金或铁壳
- The outermost electron is shielded from the nucleus 原子核对最外层电子的作用受到屏蔽。
- Complete electron shell of the Na atom(sodium atom) 钠原子满(电子)壳层。
- Helen became an electronic engineer. 海伦成了一名电子工程师。
- An unwanted false electronic pulse. 一种不希望有的假电子脉冲。
- This dictionary is available in electronic version. 这部词典有电子版。
- Let's have a look at your electronic computer. 让我们瞧一瞧你们的电子机算机。
- The outermost layer of the dura mater. 硬脑脊膜的最外层
- The machine is operated by an electronic pulse. 这台机器由电子脉冲信号操纵。
