查询词典 sandstone

The wave velocities of sandstone samples within ultrasonic frequency band are explained by pore fluid local flow and elastic wave scattering mechanism.

同时测量了超声波频段速度和频率的关系，指出在25KHz-1.2MHz的频率范围内存在一个速度的峰值，局部流机制和弹性散射机制对速度频散同时起作用。

We await you in the heart of the Elbe Sandstone Mountains with stylish ambience.

客人可以在Elbe河南岸品味时尚气息和个性化的服务。

The study's findings indicate: the unconfined compressive strength of red sandstone is mainly lined with compaction rate, pore distribution and condition of being linked with grains and the above factors have a more notable impact on its unconfined compressive strength; grains' area ratio and Euler number decrease as a whole, pores' directionality gradually increases, stability of its internal structure reduces.

研究结果表明：红砂岩的单轴抗压强度主要与密实程度、微孔洞等缺陷的分布情况及颗粒之间的联结状态有关，随着红砂岩风化程度的增强，以上各因素对其单轴抗压强度的影响将更加显著；随荷载的增加，红砂岩的颗粒面积比例及欧拉数总体上趋于减小，孔隙分布分维趋于增大，内部结构的稳定性不断降低。

Laboratory study on the effective stress of low-permeability sandstone rock was carried out using the modified factorial design program.

采用了修正的析因设计方案，对低渗透致密砂岩进行了有效应力方程的实验研究。

Near-source fan delta is developed in this area, and its sandstone is litharenite. There is some porosity in litharenite while permeability is comparatively bad.

该区局部发育近源堆积的扇三角洲相沉积，其储层砂岩类型主要为岩屑砂岩，自身具有一定的孔隙，但渗透性相对较差。

The faultiness of existing models was discussed. A new model for elastic wave velocity of unconsolidated sandstone was developed on the basis of these models.

首先讨论了现有各类模型存在的不足，并在这些模型的基础上，提出了新的疏松砂岩弹性波速分析模型。

Many Kinds of syn-sedimentary deformation structures have been found in seismite, including stepmicro-faults, micro-corrugated laminations, vibrational liquefaction sandstone and clay veins,loadingstructure, flamboyancy structure and so on. By the analysis of seismite of single well,seismite sequence have been put forward.

通过岩心观察和描述，在黄骅坳陷古近系中识别出震积岩，主要标志为同沉积变形构造，包括小规模阶梯状正断层、微褶皱纹理、振动液化砂泥岩脉、负荷构造、火焰构造等，通过单井岩心分析，建立了震积垂向序列。

In southeast basin is mostly fluvial sandstone and conglomerate facies associations.

河流相砂岩和砾岩主要分布于盆地的东南部。

During the Neoproterozoic to the Early Paleozoic, the South China was a marginal basin captured by the Yangtze active continental margin, filled with very thick flysch, sandstone, and shale sediments.

华南新元古代到早古生代是扬子活动大陆边缘构造"捕获"的一个边缘海盆地，其间充填了巨厚的复理石、砂、页岩沉积。

The geochemical characteristics of flysch sandstone and mudstone which depositted after Ladinian suggest that the sediment provenance have the property of continental island arc.

通过对三叠纪拉丁期后复理石砂泥岩的沉积地球化学分析，以为复理石的沉积物源区具有大陆岛弧和活动大陆边沿的构造背景属性，说明复理石沉积具有双向物源区。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。