subaquatic

Primary study of assemblage characteristics of grand benthos in the modern Zhujiang River subaquatic Delta

珠江三角洲现代水下宏体底栖动物组合特征的初步研究

Major reservoir is sand bodies of subaquatic distributary channels in delta fronts .

沉积相是最主要的因素，三角洲前缘水下分流河道砂体是主要的储集体。

Design of Fluorine - Protein Foam Subaquatic Ejection Fire-Fighting for 300m ~ 3 Aviation Kerosene Tank

3000m~3航空煤油罐氟蛋白泡沫液下喷射消防设计

World Confederation of subaquatic activities ;

世界水下运动联合会；

The correlative relationship between increment of subaquatic accommodation space and synchronous sedimentary volume controlled the evolution of sequence and the formation of system tracts .

水下可容空间增量与同期供给的沉积物体积之间的对比关系控制层序的演化和体系域的形成。

Through comprehensive study on the cores and well logs , the author believes that the sandstone mainly comes from subaquatic distributary channel and mouth-bar .

结合岩心、测井资料，认为陇东地区沉积砂体主要为水下分流河道、河口坝砂体。

Chengbei area , northeast of the subaquatic delta of the Yellow River , reserves affluent oil-gas resources and is the main exploitation of Shengli Oilfield .

埕北海域位于黄河水下三角洲东北部，该海域蕴藏着丰富的油气资源，是胜利油田开发的主力区块。

The western margin of the basin was close to the source regions and very steep , so that pebbly subaquatic alluvial fans were formed that were deposited from a gravity flow .

盆地西缘距蚀源区近，坡度陡，形成了重力流成因的砾石质水下冲积扇。

There exist the different geomorphic types including the branching bay , submarine shoal , subfluvial bank , subaquatic delta , tidal current delta , tidal sand ridge , sand wave and caldron in the littoral zone .

滨海地貌主要有河口港湾、水下浅滩、水下岸坡、水下三角洲、潮流三角洲海底沙波、潮流沙脊、海釜等；

The chemical model of fluid temperature density salinity system indicate that subaquatic subsystem is a fluid system , which is rich in NaCl , is formed by volcanism and spreads toward the bottom of sea , and in which massive sulfide deposits are formed .

流体温度-密度-盐度关系化学模式显示，水下亚系统是一种火山作用形成的富含NaCl向海底释放的流体系统，该系统形成块状硫化物矿床；