但到目前为止，地质数据的抽样检查基本上采用百分比抽样方案及简单随机和分层抽样方法。

However, percent sampling has been mainly used for sampling inspection of geological data till now.

youdao

但到目前为止，地质数据的抽样检查基本上采用百分比抽样方案及简单随机和分层抽样方法。

However, percent sampling has been mainly used for sampling inspection of geological data till now.

youdao