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- The periodic table can not only depiet the objecive law of the element periodic law quite well, but also fully reprcsent main group element in close relationship with subgroup clement, thus expressing the duality of cach element. 该表不仅能很好地反映出元素周期律的客观规律,而且能充分地体现出主族元素和副族元素之间的密切联系,从而表达出每个元素的两重性。
- Sulphur and oxygen both belong to the sixth main group element together, they can form some similar chemical compounds on structure, Such as thiols (mercaptan), thiophenol and thioether. 1995年3月，日本邪教奥姆真理教施放沙林毒气，发生了震惊世界的“东京地铁投毒事件”，造成了大量人员伤亡。
- Keywords heavier main group element;cumulenes;nonclassical multiple bonds; 重主族元素;累积多烯;非经典多重键;
- The chemical properties of some main group elements 主族元素性质实验
- The group element could not be added. 无法添加组元素。
- A rebel faction has split away from the main group. 一帮反叛者从核心组织中分裂了出去。
- main group element 主族元素
- The population breaks down into three main groups. 人口可分成三个主要的群族
- Incompetence never approved! The main group of owners have no more than face! 无能者绝不批!主群主都无面比!
- To simplify coding, the latest version of XI lets you associate portions of the regex directly to the group element. 为了简化编码,最新的XI版本允许您直接把正则表达式的一部分与group元素关联。
- The advance party have gone forward to see if the mountain is safe for the main group of the climbers. 先遣队已出发，去观察这座山对登山大队是否安全。
- Platinum group elements(PGE) is badly needed in China. 铂族元素是我国十分短缺的矿种。
- Each meal should have at least one food from all four main groups. 一句和文中提到的四大类食物可以推断。
- What are the three main groups of Aboriginal peoples? 土著主要有那三类?
- Represents the group element with ref attribute from the XML Schema as specified by the World Wide Web Consortium (W3C). 表示具有来自XML架构的ref属性的group元素(根据万维网联合会(W3C)的指定)。
- The World Bank has divided NGOs into three main groups. 世界银行把NGO划分成主要的三部分。
- Modify the template to recursively apply itself for each recursive group element instead of applying the second template. 修改模板以递归适用于每个递归组元素代替应用第二个模板本身。
- What are the three main groups of Aboriginal peoplea? 土箸主要有哪三类?
- Marketing experts have divided singletons into four main groups. 市场专家们将单身一族分成四组。
- Titanium anode called DSA, is a kind of electrode material with metallic titanium as substrate which is coated with platinum group element oxide on the surface. 钛阳极也称DSA,是以金属钛为基体在其表面涂覆以铂族元素氧化物的一种电极材料。
