The main causes resulting in this situation are intense compaction, pressure solution, cementation, filling, carbonatization and recrystallization, but... 文中还论证了地表样品中识别埋藏古溶蚀的标志。
In the second stage, the blood stasis owing to qi-stagnation, the cementation of phlegm and stasis, the liver-fire changed by conge... 治疗以调和阴阳气血,疏通血脉为原则。
We've got mudstones and very fine-grained sediments and how they fossilize, nodules and cementation.
我们有泥岩和非常细粒的沉积物，以及它们如何化石化、结核和胶结作用。
古生物学讲座
It seems that iron is the paleontologist's friend so any kind of iron cementation, iron stone cementation, so siderite, iron carbonate helps to preserve structures within sediment.