Terms for subject Ecology containing first

English	Chinese
first-class protection zones for surface domestic and drinking water sources	生活饮用水地表水源一级保护区
First GARP Global Experiment	全球大气研究计划第一期全球性实验
first-grade State protection	国家一级保护动物
first growth	原始林
first marine water quality standard	一级海水水质标准
first reaction of cyanide decomposition	氰化物分解［第］一次反应
first story	地平层面一楼
First World Climate Conference	第一次世界气候会议
safety-first	安全第一
the first sub zone of loess hilly region	黄丘-副区