Terms for subject Hydroelectric power stations containing Classification

English	Chinese
archival information classification	档案信息分类
classification code	分类号
classification group	工作级别
Classification of engineering rock mass	工程岩体分类
classification of lightning protection	防雷分类
classification of permeability of rocks	岩土渗透性分级 (soils)
engineering geological classification of rock mass for dam foundation	坝基岩体工程地质分类
engineering geological classification of surrounding rocks for underground chambers	地下硐室围岩工程地质分类
fire classification	火灾分类
fire resistance classification	耐火等级
genetic classification	成因分类
grain-size classification	粒度分级
grain-size classification	粒径分级
land classification	土地分类
occupation classification	职业分类
petrographic classification	岩石分类
physical archives classification	档案实体分类
Q-system of rock mass classification	岩体分类 Q 系统
security classification	密级
soil classification	土的分类