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- atomic electron shell 原子的电子壳层
- 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。
- The path of a body in a field of force surrounding another body; for example, the movement of an atomic electron in relation to a nucleus. 力场轨道一物体在力场中环绕另一物体运行路径,例如电子在原子核周围的运动
- 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。
- Complete electron shell of the Na atom(sodium atom) 钠原子满(电子)壳层。
- The path of a body in a field of force surrounding another body; for example,the movement of an atomic electron in relation to a nucleus. 力场轨道,一物体在力场中环绕另一物体运行路径,例如电子在原子核周围的运动。
- Atomic electrons do not behave in this way, regardless of Maxwell's theory. 原子中的电子并非如此,它并不遵循麦克斯韦的理论。
- 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。
- 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。
- After oxygen atom electronic excitation, will then send out the aurora that main greenishness ray. 当氧原子受电子激发后,便会发出极光那主要的浅绿色光芒。
- It was assumed that, in a metal, the outer atomic electrons, known as the valence electrons since they are the ones which take part in chemical binding. 曾经假设,金属中原子的外层电子并不是束缚在个别原子上,这些外电子被称为价电子,因为它们是参与化学键的电子。
- Keep down of you'll be hit by shell fragments. 别起来,否则你会被弹片击中的。
- The atom bomb is of catholic concern. 原子弹受到普遍的关注。
- The snail retreated into its shell. 蜗牛缩进壳里去了。
- That cannot get up an atom of sympathy for them. 那并不能激发起人们对他们的丝毫同情。
- Electronic shell: Aluminum Alloy or iron shell 电子壳体:铝合金或铁壳
- The ship was sunk by an atomic submarine. 这艘船是被一艘核潜艇击沉的。
- A shell splinter embedded itself in the wall above his head. 在他头上方的墙壁上嵌有一块小小的贝壳片。
- Scientists have unlocked the secret of the atom. 科学家已经揭开了原子的秘密。
- The building was burned to a shell. 大楼被烧得只剩下空骨架。