1) genetic depositional types
成因沉积类型
2) sedimentary origin
沉积成因
1.
In the paper the abnormal formation and thickness of coal bed of sedimentary origin were sorted according to some kinds of criteria ,11 abnormal types were defined, also their origins were discussed.
依据一定的划分标准对沉积成因的煤层形态与厚度异常进行了类型划分,定义了11种异常类型,讨论了它们的成因问题,结合大同矿务局四台和云岗矿实际揭露资料,对其中的某些异常类型给予了实例说明。
4) sedimentary type
沉积类型
1.
Sequence stratigraphic framework and sedimentary types in the Block 5 and 6, Bonan Oilfield;
渤南油田五区、六区层序地层格架与沉积类型
2.
Platform margin depositional system developed in the southern carbonate platform including four sedimentary types: the beach of carbonate platform margin,the reef platform of carbonate platform margin,platform margin slope and the sea between beach(reef).
海西—印支期上扬子地块发育稳定型的碳酸盐岩大台地,在碳酸盐岩台地南缘台地边缘沉积体系发育,主要包括4种沉积类型:台地边缘滩,台地边缘礁、台地前缘斜坡、滩(礁)间海。
5) depositional type
沉积类型
1.
Analysis on the forming mechanism of depositional pyrite ,the authors believe that the environment factor is the main cause of the occurrence and different sources of sulphur should be an important mark to distinguish the depositional type of pyrite.
通过对沉积黄铁矿生成过程的分析认为 :环境因素是造成二者物理性质差异的主要原因 ;沉积黄铁矿生成过程中 ,硫元素来源不同是区分其沉积类型的重要标
6) sedimentary types
沉积类型
1.
Division of Quaternary sedimentary types in Adatan area,Xinjiang;
新疆阿达滩地区第四纪沉积类型划分
补充资料：成因
1.形成的原因。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条