管理进出口经营单位编码及其计算机数据库。
To administer the number coding of the import and export business institutions and their computer database.
在所有现有的生命形式中的四个“字母”的遗传密码，即核苷酸，是以三个为单位读取的，每三个核苷酸编码成为一个单独的氨基酸。
In all existing life forms, the four "letters" of the genetic code, called nucleotides, are read in triplets, so that every three nucleotides encode a single amino acid.
是构成遗传的基本单位；编码蛋白所有信息的DNA序列。
The basic unit of heredity; the sequence of DNA that encodes all the information to make a protein.
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