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1)  extension with two direction
双向伸展构造
2)  NE-trending extensional tectonic
NE向伸展构造
3)  extensional structures
伸展构造
1.
Petroleum plays in rift basins and extensional structures;
伸展构造与裂谷盆地成藏区带
2.
Crustal detachment and destruction of the North China craton: constraints from Late Mesozoic extensional structures.;
地壳的拆离作用与华北克拉通破坏:晚中生代伸展构造约束
4)  extensional structure
伸展构造
1.
Features of extensional structure in the north margin of Huanan Plate (Pingxiang section in Jiangxi province);
华南板块北缘(江西萍乡段)伸展构造特征
2.
There are inversion-type,stacking-type,imbricate-type,and hind-pull-type coal-controlling extensional structures.
皖南地区存在的反转式、堆叠式、叠瓦式以及后拉式四种基本的控煤伸展构造型式,是早中生代前陆褶皱冲断带解体以及西太平洋活动大陆边缘弧后伸展裂陷的产物。
3.
Dayangshu Basin experienced multistage deformations,which is characterized mainly by extensional structures,and was superimposed by compressional structures and positive inversion structures.
大杨树盆地经历了多期变形作用,具有以伸展构造为主、并被挤压构造和反转构造叠加的构造特征。
5)  extensional tectonic
伸展构造
1.
In Qijianfeng area, Suizhou, Hubei, China, extensional tectonics there reached a violent active phase from Indosinian to Yanshanian and were finalized in Himalayan, formed the multilevel and multiphase extensional decollement - shear system.
湖北省随州市七尖峰地区伸展构造于印支-燕山期进入强烈活动期,至喜山期定型,形成了多层次、多期次的伸展滑脱剪切系统。
6)  extensional tectonics
伸展构造
1.
The Mesozoic-Cenozoic Extensional Tectonics in Western Shandong Province;
鲁西中新生代伸展构造研究
2.
It is necessary to introduce extensional tectonics,to study the basin-and-range tectonics,thermo-upwelling tectonics,as well as those structural patterns commonly associated with .
构造研究中要引进伸展构造理论 ,研究盆岭构造、热隆构造及与变质核杂岩构造配套的常见构造型式 ,研究盆岭耦合特点。
3.
The metamorphic core complexes and extensional tectonics have been being a hot-point in the international continental dynamics study in recent 20 years.
在近2 0年的国际大陆动力学研究中,变质核杂岩与伸展构造是一个方兴未艾的热点课题。
补充资料:伸展链长
分子式:
CAS号:

性质:在充分伸展状态下的高分子链的长度。常用R2表示。R2为高分子链的均方末端距,是表征高分子尺寸的一个重要物理量。伸展链主要有锯齿型结构和螺旋型结构两种。对应的伸展链长分别为R2链齿=[Nb·sin(a/2)]2(式中b为键长,a为相邻两键夹角,N为键数)和R2螺旋=K2N2b2(式中K为取向参数的平均值)。

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