... Chemical and mathematical formula 化学和数学公式 a chemical formula 化学式 The Chemical Formula for Water 大学英语 ...
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Similarly, in a chemical formula the subscript comes after the element name, not before.
类似地,化学方程式中要先写元素名字后写个数,而不是反着。
With a chemical formula of NaHCO3, baking soda is a white powder with crystalline grains.
化学成分是NaHCO3。小苏打是一种晶粒状的白色细粉末;
The invention discloses a 5-(4-chlorophenylmethyl)-4-tertiary butyl-2-aminothiazole nitrate chiral crystal shown in a chemical formula I and a preparation method thereof.
本发明公开了化学结构式I所示的5-(4-氯苯甲基)-4-叔丁基-2-氨基噻唑硝酸盐手性晶体及其制备方法。
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