文章浏览阅读9.8k次。[oracle@master test]$ head /etc/passwdroot:x:0:0:root:/root:/bin/bashbin:x:1:1:bin:/bin:/sbin/nologindaemon:x:2:2:daemon:/sbin:/sbin/nologinadm:x:3:4:adm:/var/adm:/sbin/nologinlp:x:4:7:lp:/var/s..._简述用户账户管理文件/etc/passwd各字段数据的含义...
Extended Triple Collocation (ETC)Extended Triple Collocation (ETC) is a technique for estimating the variance of the noise error (errVar) and correlation coefficients (rho) of three measurement systems (e.g., satellite, in-situ and model-based products) w_etc算法...