The subaqueous distributary channel is the main type of the fan delta front while the channel mouth bar is developed locally.
扇三角洲前缘砂体类型以水下分流河道为主，局部发育河口坝。
Clastic rock compounds as a main sedimentation body deposited by means of distributary channel sediments are well developed in the sedimentation of the fan delta and braided channel delta.
分流河道沉积的碎屑岩复合体在扇三角洲和辫状河三角洲沉积中非常发育，是其沉积主体。
The subaqueous distributary channel clastic rock bodies in the fan delta front formed the main part of the fan delta and the most important oil and gas reservoirs.
扇三角洲前缘水下分流河道形成的碎屑岩体是扇三角洲沉积的主体部分，成为主要的油气储集体。
Its reservoir with secondary porosity zone is also a key for petroleum pool formation, which is of distributary channel of fan delta front.
该构造储层属三角洲前缘亚相的水下分流河道微相沉积，并存在由成岩作用形成的次生孔隙发育带。
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.
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.
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。
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