siliceous concretion
... lime concretion 石灰质结核,石灰结核... siliceous concretion 硅质结核 secondary concretion 次生结核 ...
基于60个网页-相关网页
硅质硬结核 durinode
·2,447,543篇论文数据，部分数据来源于NoteExpress
太原群灰岩中的燧石结核或条带是在成岩作用阶段经硅质交代成因的。
In limestone of Taiyuan Group, Origin of nodular chert and banded chert is that they had been replaced in diagenesis phase.
youdao
应用推荐
模块上移
模块下移
不移动