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1)  extensional fault
伸展断层
1.
Paleogene extensional fault-bend folding in north depression of southern Yellow Sea basin;
南黄海盆地北部凹陷古近纪伸展断层转折褶皱作用
2.
It has both the thrust faulting system formed in Indosinian early and mid Yenshan epoch and extensional fault system formed in late Yenshan Himalayan epoch.
研究表明 ,与冲断作用及其相关褶皱作用形成的裂缝促进岩溶作用的进行 ,导致缝洞性储集层的形成 ;古潜山油气藏的油气源、油气成熟度和油气充注与新生代伸展断层作用有关 ;潜山圈闭的封闭条件是由基底卷入正断层的侧向封闭、盖层正断层发育特点及其对盖层的破坏程度确定
3.
The results show that there are two types of extensional faults in the Yan an Formation of the well field,they are minitype high angle downthrow faults and interlayer gliding faults.
通过大量矿井地质构造观测和地表地质调研,对布尔台井田中侏罗世延安组内伸展构造发育和分布规律、构造样式、伸展断层组合形式进行了详细解析。
2)  Extensional covering fault
伸展拉覆断层
3)  extensional fault systems
伸展断层系统
1.
Sand box analog models have been proved to be powerful tools for demonstrating the structural styles of extensional fault systems.
砂箱模拟实验已被证明是研究盆地内部伸展断层系统的有效工具。
4)  extensional fault
伸展断裂
1.
Characteristics and mechanism of Late Mesozoic extensional faults in West Shandong Uplift
鲁西隆起晚中生代以来伸展断裂特征及形成机制
2.
According to the two schemetic maps of the faults from 3D seismic data, the extensional faults in this area trend mainly NE, NEE, EW, and minor other secondary direction.
在不同地段,伸展断裂具有不同的优势方向。
5)  rifting extension
断陷伸展
6)  extensional faulted-depression
伸展断陷
1.
The structural style of Beier depression is very complex, which not only includes all kinds of extensional faults, extensional faulted-depression and faulted-up lift associations ,but also has transverse and longitudinal transfer zones, and reversal structures formed in later period.
贝尔凹陷的构造样式复杂,既有伸展构造体系成因的多种伸展断层和其控制的伸展断陷、断凸组合,又有横向和纵向分布的传递带以及晚期反转构造。
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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