annual water column average 全年水柱平均值
Throughout this column, I will be referring to simple, direct, upgrades meant for average users.
在本专栏中，我将倾向于那些简单、直接、适用于普通用户的升级方法。
For multiple column work, a better average is 40 to 50 characters.
对于多列页面，平均在40至50个字符每行最好。
Compute the centroid, which is the average of each column of data using only the members of each cluster.
计算重心，即只使用每个群集的数的每列数据的平均数。
应用推荐