1·She gave him a miniature copy of the periodic table of elements.
她给了奥巴马一个元素周期表的微型复制品。
2·It is on the periodic table of elements under the symbol Bi at atomic number 83.
在元素周期表里序列号是83，标志是BI。
3·In the periodic table of elements, each element has its own place and number.
周期表中，各个元素都有自己的位号。
4·They support the 130-year-old idea of their countryman Dmitri Mendeleev (who created the first version of the periodic table of elements).
他们支持他们同胞门捷列夫(他创造了元素周期表的第一版)有130年历史的观点。
5·Early versions of the periodic table had gaps, missing elements.
早期的元素周期表有空缺，缺少一些元素。
6·The structure of the periodic table appeared to limit the number of possible elements.
元素周期表的结构似乎限制了潜在元素的数量。
7·Arsenic sits right beneath phosphorus in the periodic table of the elements and shares many of its chemical properties.
在元素周期表中，砷就位于磷的下面，二者具有很多相同的化学性质。
8·The new element, which has yet to be named, slips into a place on the periodic table between elements 116 and 118, both of which have already been discovered.
新元素目前尚未被命名，放入元素周期表的116号和118号元素之间的位置，这两者都已经被发现。
9·Like the Periodic Table of the Elements, this system holds ample opportunity for mixing proportions, creating alloys, and adding impurities.
就像化学上的元素周期表，该系统拥有充足的机会来进行混合，创造合金，或添加混合物质。
10·In recent years, there have been several claims by laboratories for the discovery of new chemical elements at positions 113, 114, 115, 116 and 118 on the periodic table.
最近几年，有几个实验室声称自己在元素周期表的113,114,115,116和118位置上发现了新的元素。