NVER

[词典] [计] 版本显示命令;

[例句]In view of the problem of water quality assessment for both inpidual index and muitiple in-dexes in a nver system or a region.

本文针对区域多级河流断面的水质评价和综合评价问题，提出一种灰关联分析的评价方法。