为受东北物源控制的三角洲沉积环境和湖泊沉积环境组成。
It is composed of delta and lacustrine sedimentary environments controlled by northeast sources.
砂砾岩储层的物性随着沉积环境的不同表现出较大的差异，且以扇三角洲前缘亚相水下分流河道微相最好。
Physical properties of the sandy conglomerate reservoirs differ greatly in different depositional environments, and the best occurs in underwater distributary channel on fan delta front.
得出的结论是：双阳盆地长岭区煤系地层沉积环境主要为扇三角洲沉积和湖泊沼泽沉积。
The conclusion is that the sedimentary environment of coal measures in Changyang area, Shuangyang basin is mainly fan delta and limnetic deposits.
聚煤最有利的沉积环境是海退形成的滨海平原和河流注入浅水海湾形成的三角洲平原。
The most favourable depositional environment for coal accumulation is the seashore plain formed by regression and the delta plain formed by the entering of rivers into the shallow bay.
扇三角洲砂体的沉积特征与碎屑供应、古地貌和沉积环境密切相关。
Character of fan delta sand body is confined by sediments resource, sedimentary landform, and sedimentary environment, etc.
平顶山二矿含煤地层山西组下部地层的沉积环境为潮坪，上部是三角洲体系的产物。
In No. 2 Coal Mine of Pingdingshan, the sedimentary environment of the lower stratum of Shanxi formation is considered as the tidal plat and the upper stratum and the result of delta systems.
滦河三角洲地区现代沉积环境类型多，分布紧凑，生物繁盛，是进行沉积学和痕积学研究的理想场所。
The Luanhe River Deltaic Area may be reckoned as a natural workshop for sedimentological and ichnological study with its diverse modern sedimentary environments and traces left by animals.
其主要沉积环境是三角洲前缘和三角洲水下河道砂体以及分支河口砂坝。
The main sedimentary environment is delta front and delta underwater channel sand and branched channel mouth bar.
山西组；三角洲沉积；沉积环境；分析；
Shanxi formation; Delta facies; Sedimentary environment; Analysis;
山西组；三角洲沉积；沉积环境；分析；
Shanxi formation; Delta facies; Sedimentary environment; Analysis;
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