252百万年前的二叠纪晚期以已知的地球上发生过的最惨痛的生物灭绝事件著称。
每个采样的选址都经历了二叠纪末期长达两亿五千两百万年的大灭绝时期。
二叠纪开始于2.99亿年前,并以地球上最大规模的物种灭绝而结束。
1·Paul Wignall and others have found sites where marine fossil deposits reached a peak of diversity at the very end of the Permian period.
保罗·维格纳尔和其他人发现了在二叠纪末期海洋化石沉积达到多样性高峰的地点。
2·The basin rose and became continent since Permian Period.
自二叠纪以来,盆地上升为陆。
3·About hot water depositional ore deposit, the ore body present layer in shape, large scale ore deposit, and formed in Permian period.
热水沉积型矿床,矿体呈层状,规模为大型,成矿时代为二叠纪。