sedimentary rock

Sedimentary rock is formed by the accumulation and consolidation of sediments.

沉积岩是由沉积物堆积及固结而成.

Coal is a sedimentary rock composed principally of carbonaceous macerals and inorganic minerals.

煤是一种有机沉淀岩,主要包括有机碳化合物和无机矿物.

Conglomerate is aof sedimentary rock characteristically composed of rounded pebbles cemented by sand and mud.

砾岩是由较圆滑的卵石被砂及黏土胶结而成.

Relation between acoustic velocity of shallow sedimentary rock and character of rocks

浅层沉积岩的声波波速特性与岩性之间的关系

Coal is a sedimentary rock composed principally of organic carbonaceous macerals and inorganic minerals.

摘要煤是一种有机沈淀岩,主要包括有机碳化合物和无机矿物.

Before these sediments become sedimentary rock, it is called beach rock.

你认为海滩岩最终可演变成哪种沉积岩?

Bar rigged drifter mechanically formed sedimentary rock

机械作用形成的沉积岩

Bedding is the most important structural feature of sedimentary rock.

层理是沉积岩最主要的构造特征.

The nature of mineralogy, petrology and geochemistry also provides reliable information to prove that primitive tuffaceous sedimentary rock underwent "soaking effect" in a kind of brine and formed scapolite biotite rock.

矿物学、岩石学及地球化学特征也为其原凝灰质沉积岩经过热卤水浸泡效应（soaking effect）形成方柱黑云岩类的成因提供了可靠信息。

A sedimentary rock consisting mainly of calcium that was deposited by the remains of marine animals.

一种沉积岩，主要由海洋生物遗体中的钙构成。

A sedimentary rock formed by the deposition of successive layers of clay. Effect of Stratification on Changes of Endogenous Hormone Contents in Seeds of Liriodendron tulipifera

一种由粘土逐层沉积而成的沉积岩。两种层积处理方式对北美鹅掌楸种子4种内源激素物质含量变化的影响

Danxia Landforms consist of red sedimentary rock and steep cliffs.

丹霞上由红色的沉积岩和陡峭的山崖组成。

Analysis on the characters of seismic reflection, gravity filed, interval velocity, rock's density, tectonic features of depression, well_to_well interpretation and sedimentary facies of surroundings proved that Mesozoic marine strata are widespread in the eastern area of Pearl River Mouth basin.

从地震反射特征、重力场特征、层速度特征、岩石密度特征、坳陷构造形态特征、连井解释以及区域沉积相的研究，多个方面阐明了在珠江口盆地东部地区广泛存在中生代海相地层。

Potash feldspar rock is identified as a standard type of middle high hydrothermal solution sedimentary rock in this paper and mainly includes adularia and baryta feldspar.

钾长石岩是文中确定的一种标准高温热水沉积岩，热水沉积钾长石以冰长石和钡长石为主；

It resembled sedimentary rock with the occasional fossil of a long-lost feature or inadvertent vulnerability.

它看起来就像是沉积岩,夹杂着灭绝生物的化石和不为人所知的弱点.

Computation Method for Shale and Tuff Content in Reservoir with Pyroclastic Sedimentary Rock

火山碎屑沉积岩储层泥质与凝灰含量计算方法研究

Aeolian-genesis comparability of aggraded red earth in south China with loess in north China; a sedimentary rock formed by the deposition of successive layers of clay.

第四纪加积型红土与黄土的风成相似性探讨一种由粘土逐层沉积而成的沉积岩。

Modification of Low-Carbon Steel with Hard-Wearing Inorganic Coating Coal is a sedimentary rock composed principally of organic carbonaceous macerals and inorganic minerals.

低碳钢表面改性用耐磨无机涂层的研究煤是一种有机沈淀岩，主要包括有机碳化合物和无机矿物。

A rounded mass of mineral matter found in sedimentary rock.

混凝土发现于沉积岩中的圆形矿石块.

The average chargeability value of 798 sedimentary rock specimens is 2.4%, that of 1 149 igneous rock specimens is 2.99%, and that of 436 metamorphic rock specimens is 3.59%, which implies that the metamorphic rock might be the source of metallic ore deposits.

数值统计结果显示，798件沉积岩的平均极化率为2.40%，1149件火成岩的极化率为2.99%，436件变质岩的极化率为3.59%，因此，变质岩是本区较好的金属矿矿源。

The geological componets are mostly sedimentary rock.

这一带的地质成分主要是沉积岩.

This paper presents time temperature index ( TTI) method of judging hydrocarbon source condition by fluid inclusion in sedimentary rock.

本文探索性地运用沉积岩中包裹体测试数据计算烃源岩主要生烃时期的时间温度指数（TTI），对沉积盆地的烃源条件进行判别。

Texture of sedimentary rock: clastic texture and nonclastic texture.

沉积岩的结构: 碎屑结构和非碎屑结构.

In the laboratory of constant temperature-humidity, triaxial compression creep experiments were conducted under different stress states on three kinds of sedimentary soft rock.

在常年恒温、恒湿的实验室中，在不同围压以及不同应力比条件下，对3种沉积软岩系统地进行了长期三轴蠕变压缩实验研究。

A sedimentary rock consisting predominantly of apatite and other phosphates.

磷灰岩,磷钙土主要由''.'磷灰石'. ''和其它磷酸盐组成的沉积岩.

As time goes by, these pebbles will consolidate with and will eventually turn into sedimentary rock.

在未变成沉积岩前, 这些胶结中的卵石和砾石可称为海滩岩.

Granite greenstone-hosted , meta-clastics-hosted , volcanics-subvolcanics hosted and sedimentary rock-hosted micro-disseminated gold deposits are of industrial value.

具有工业价值的金矿类型以花岗岩 - 绿岩型、变碎屑岩型 、 微细 浸染型 、 火山-次火山岩型为主.