南黄海盆地勿南沙隆起西北部海区的海床表层土质为中密实的粉砂质细砂和砂质粉砂,俗称铁板砂。
The surface soil property on the seabed northwest area of Wunansha uplift in the South Yellow sea Basin is medium compact silt fine sand and sandy silt, which are usually called ferro plate sand.
另外,砂质单元金含量比细粒的粉砂岩和泥岩要高,从浊积岩序列的底部旋回至上部回金的含量降低并由不稳定到稳定等规律。
At other hand, the golden content of the sandstone is higher than that of fine grain siltstone and mudstone, and tends to decrease and stabilize upward in the turbidite sequence.
秦岭地区广泛分布有煌斑岩,其主要赋存于古生界志留系与泥盆系的粉砂质板岩中,大部分含金较高。
The lamprophyres are widely distributed in Qinling, which are mostly well auriferous. The lamprophyres are occurred in silty slates of Palaezoic Silurian and Devonian systems.
容矿岩石主要为钙质粉砂岩、粉砂质板岩。
The host rocks are mainly calcareous siltstone and silty slate.
黑土湖组为全新世早—中期湖沼相沉积的灰—灰黑色粘土类粉砂质粘土,含大量淡水螺蚌介壳;
Heituhu formation is gray and gray-black silty clay with limnological facies in early and middle period of Holocene, and bearing lots of spiral case;
采用rljw—2000型岩石三轴流变伺服仪,在分级加载条件下完成饱和粉砂质泥岩的三轴压缩应力松弛试验。
The stress relaxation test of saturated silty mudstone under triaxial compression is carried out on the rljw-2000 rock microcomputer-controlled rheology servo test system by step loading method.
主要岩性有变泥质粉砂岩、长石石英杂砂岩、细砂质长石石英粉砂岩、长石杂砂岩、绢云石英千枚岩等。
Its main rocks is the metamorphic pelitic siltstone, the feldspathic quartz wacke, the fine sandial feldspathic quartz siltstone, the feldspathic wacke and the sericite quartz phyllite etc.
大亚湾表层沉积物以粉砂质粘土、粘土质粉砂及粉砂为主组成。
The particle size of the surface sediments in Daya Bay mainly consisted of silty clay, clay silt and silt.
江苏滩涂为粉砂质沉积物组成,有机质含量低,结构性差,抗蚀能力弱。
Seashore is composed of silty sediment in Jiangsu province, content of organic matter is low, soil structure is bad, and the capacity of resistance to erosion is weak.
结果表明,南黄海的沉积物类型以粉砂质粘土(TY)和砂-粉砂-粘土(STY)为主。
The main results are as follows: the sediment types of the sampling stations mainly belong to silt-clay (ty) and sand-silt-clay (STY) in the Southern Yellow Sea.
赋存稳定,结构简单,煤种为FM、JM,煤层顶板为石灰岩、粉砂岩,底板为泥质粉砂岩、砂质泥岩;
The occurrence is steady and the structure is simple with FM, JM types of coal, whose roof is limestone and siltstone and bottom is muddy siltstone and sandy mudstone;
天然堤、决口扇、溢岸砂多为含泥粉砂、粉砂质泥和纯泥,很难成为有效储层。
The natural levee, crevasse splay and overbank sand are difficult to be effective reservoir for their content of mud-bearing silt, silty mud and unmixed mud.
研究表明第四纪下界存在于该剖面的灰绿色粘土粉砂质砂层与红褐色粉砂粘土质砂层之间(即M/G面上)。
We also discover the Lower Quaternary limit locates in M/G boundary or the interface between the grey-green clay-silty sand layer and brown-red silty clay sand layer.
研究表明第四纪下界存在于该剖面的灰绿色粘土粉砂质砂层与红褐色粉砂粘土质砂层之间(即M/G面上)。
We also discover the Lower Quaternary limit locates in M/G boundary or the interface between the grey-green clay-silty sand layer and brown-red silty clay sand layer.
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