They were correlated to the deep sea oxygenisotopestage 2, 6, 12 respectively.
第六套冰碛物是与深海氧同位素12阶段相对应冰期沉积的；
2
Environmental records show that in that area the environment was extremely cold and wet during the interstage of the last glaciation (deep sea oxygenisotopestage 3).
环境记录显示，末次冰期间冰阶(即氧同位素3阶段)期间该区呈现出极端冷湿的气候环境。
3
Hydrogen and oxygenisotope data line in the vicinity of the meteoric water line, indicating meteoric water's enrollment at the late stage.