What is the chemical symbol for copper?
铜得化学符号是什么?
What is the chemical symbol for copper ?
铜的化学符号是什么?
Whats the chemical symbol for aluminium.
铝的化学符号怎么写
What's the chemical symbol for aluminium?
铝得化学符号怎麽写?
What's the chemical symbol for aluminium ?
铝的化学符号怎麽写?
So they represented this chemical element with a solar symbol.
所以他们用太阳符号来代表这种化学元素。
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