archean是什么意思

用法例句

Characters and influence factors on Archeozoic reservoir in the Chengbei 30 buried hills;

埕北30潜山带太古界储层特征及其影响因素

Research on Archean Geohistory and Developed Process of Iron Deposit at Wuyang in Henan Province;

河南省舞阳铁矿田太古代古地史及铁矿的形成过程研究

Priviminary Research on Neo Archean Lower Continental Crust(Lower Crust) and Its Nature;

冀西北新太古代下部陆壳及其性质初探

Ore-forming fluids of sheat zone-controlled gold deposits in Archean grcenstone belts consist of H2O, SiO2, CO2, K, Na, Ca, Mg, Cl as well as CH4, H2S and N2 etc.

太古代绿岩带剪切带中金矿成矿流体成分主要为Ｈ２Ｏ，ＣＯ２，Ｋ，Ｎａ，Ｃａ，Ｍｇ，Ｃｌ，ＳｉＯ２，ＣＨ４，Ｈ２Ｓ及Ｎ２。

Some problems and suggestions about the geological survey and study in Archean felsic gneiss terrains.;

太古宙长英质片麻岩区地质调查研究中存在的一些问题和建议

Archean crustal evolution and the oldest rocks in the North China craton;

华北克拉通太古宙地壳演化和最古老的岩石

Progresses and Reviews on the Archean Life;

太古宙的生命起源信息及研究评述