columnar joint

By observing the joints,three kinds of joints were distinguished: planar joints,"reverse fan-type" columnar joints and "orthotropus-type" columnar joints.

经过系统观察认为此处存在三类火山通道相节理:面状节理、"倒扇型"柱状节理和"直立型"柱状节理。

Rhyolite with columnar joints has been found in the lower Cretaceous Yingcheng Formation,in an uplift area of the southeastern Songliao Basin.

松辽盆地东南隆起区下白垩统营城组出露柱状节理流纹岩。

The prismatic joint characteristics of the Mesozoic rhyolite of the Shanmen, Siping, Jilin Province and its origin significance;

吉林省四平市山门中生代流纹岩柱状节理特征及成因意义

In Shanmen,Siping,Jilin province,the early Cretaceous rhyolite has typical distributive characteristics of the paleovolcanic apparatus,preserving rare,well-developed prismatic joint.

四平山门早白垩世流纹岩 ,具有典型的古火山机构的分布特征 ,保存着罕见的发育完整的柱状节理。

The authors of this paper found a kind of columnar jointing in the Cretaceous clastic rocks in the Mellit area, western Sudan.

笔者在苏丹西部Mellit地区白垩系碎屑岩中发现一种罕见的柱状节理,经研究认为是沉积岩层受到中新世喷发的玄武岩溶岩流的烘烤而失水收缩形成的。

A rare kind of primary round columnar joints is developed in the basic dyke swarms in the western Shandong,which is made of the radial joints and the round columnar joints with same axis vertical to the strike of the dyke, arranged one by one along the strike of the dyke.

在鲁西地区前寒武纪基性岩墙群内发育一种罕见的原生圆柱状节理 ,由同轴圆柱状节理和放射状节理组成 ,垂直于岩墙走向 ,沿岩墙走向排列 ,是一种指示岩浆水平侵位的流动构造。

There are more than ten rhyolite prismatic joint volcanic cones and basalt prismatic joint volcanic con es in the Shanmen-Yitong area.

四平山门—伊通一带分布着的十数座流纹岩柱状节理火山锥和玄武岩柱状节理火山锥,辅以燕国古城遗址、努尔哈赤起兵和慈禧祖籍地、解放战争"四战四平"战绩地等人文景观和其他自然景观,以及各类保护区和经济开发区的建设,使本区具备了地质公园的地质遗迹特殊的科学意义。

Joint surfaces of the columns do not show slickensides or any evidence of movement.

柱状节理面上未见断层擦痕或任何移动的证据。

The Columnar Jointing in Cretaceous Clastic Rocks and the Rotation of Rift Shoulder in Sudan

苏丹白垩纪碎屑岩中的柱状节理与裂谷肩旋转

A Study of Structure and Structural Plane Fractal of Basalt Rock Mass with columnar joints

柱状节理玄武岩岩体结构与结构面的分形研究

RESEARCH ON ANISOTROPIC CHARACTERISTICS AND SIZE EFFECT OF COLUMNAR JOINTED ROCK MASS

柱状节理岩体各向异性特性及尺寸效应研究

SIZE EFFECT ON SHEAR STRENGTH OF BASALT ROCK MASS WITH COLUMNAR JOINTS

柱状节理玄武岩体抗剪强度参数尺寸效应研究

SIMULATION OF COMPRESSIVE FAILURE PROCESS OF COLUMNAR JOINTED ROCK MASS AND ITS FAILURE MECHANISM ANALYSIS

柱状节理岩体压缩破坏过程模拟及机制分析

Study about the Deformation Properties of the Columnar Joints Basalts for the Foundation of the High Arch Dam of Baihetan Hydropower Station Jinsha River;

金沙江白鹤滩水电站高拱坝坝基柱状节理玄武岩变形特性研究

Baihe Jinsha River Hydropower Station Columnar Joints Basalts Rockmass Structural and Quality Classification;

金沙江白鹤滩水电站柱状节理玄武岩岩体结构及质量分级研究

STRENGTH ESTIMATION OF COLUMNAR JOINTED BASALTIC MASS BASED ON GEOLOGICAL STRENGTH INDEX

基于地质强度指标法的柱状节理玄武岩体力学强度估计

"Columnar" joint blocks are formed by two sets of joints.

“长柱状”节理块是由两组节理组成。

Hysteretic Behavior on the Strengthen of Beam-to-column Joint in Column-tree Moment-resisting Frame;

树状柱钢框架中梁柱连接节点加强的滞回性能

Ankylosing spondylitis involves hip joint showed the articular surface of acetabulum like serration or brush;

强直性脊柱炎累及髋关节表现为髋臼关节面锯齿状或毛刷状破坏;

The analysis of stress mechanism and failure modes of specially shaped column joints

异形柱节点受力机理与破坏形式浅析

Influence of Steel Column-Tree Joint Design Method on Aseismic Behavior

拼接设计方法对树状柱节点抗震性能的影响

Investigation of experimental methods used in measuring steel beam-to-column joint rotation

钢框架梁柱节点转角测试技术现状研究

Theoretical Simulation and Experimental Studies of Column Vegetables during Vacuum Cooling;

柱状蔬菜真空预冷的理论与实验研究

Theory Studies on the Behaviors of Beam-Column Connections with Beam-End Horizontal Haunch;

梁端翼缘扩大型梁柱节点受力性能理论分析

Study on the Mechanism and Calculating Method of Prying Action in End Plate of Beam-column Connection;

梁柱节点端板撬力作用机理及计算方法研究