组符号 meaning in English
class symbol
Examples
- A set of symbols used to identify or describe an item , record , message , or file
用于标识或描述数据项、记录、报文或文件的一组符号。 - 5 if the soil is estimated to contain 10 % fines , give the soil a dual identification using two group symbols
5如果土被估计为包含10 %的细粒,利用双组符号来给土进行双重鉴别 - A structural attribute of a cube , which is an organized hierarchy of categories levels that describe data in the fact table
常量( constant )代表特定数据值的一组符号。常量的格式取决于它所代表的值的数据类型。