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1)  Lithofacies Associations
岩相组合
1.
Secondly, on the basis of lithofacies analysis, nine kinds of lithofacies associations are established, followed by the discussion of the sedimentary environments of lithofacies associations.
在此基础上,建立了9个岩相组合类型,讨论了每个岩相组合的沉积环境。
2)  rock facies combination
岩石相组合
3)  tectonic-petrographic assemblage
构造岩相组合
1.
The evolution history of Qiangtang basin is recorded by the tectonic-petrographic assemblage zones.
西藏羌塘盆地中生代构造岩相组合分带及特征明显 ,可以反映羌塘盆地的演化史。
4)  petrographic constitute
岩相组成
5)  Refractory residues of granulite-factes assemblage
麻粒岩相残余组合
6)  rock association
岩石组合
1.
Researches on characteristics of mineral rock association show that there is a great interdependency between gas oil enrichments and types of association.
鄂尔多斯盆地古生界与中生界是重要的油气储层,矿物岩石组合特征研究表明,组合类型与油气富集存在明显相关性。
2.
The reservoir properties of favorable sandstones in strata are associated with the rock association and can be predicted within small areas.
不同岩石组合中有利砂体的储集性能是随着组合特征有规律变化的,在面积较小的范围内是可预测的。
3.
The early middle Jurassic strata are outcropped in the Paducuo, Shuanghu area, Tibet, the rock association characteristics are different from Yanshiping Group, and correspond to the outcropped Sewa Formation in the Xiangcuo area, up to now, the upper of the strata is the richest ammonitic fossils in Bajocian stage, Jurassic in the northern part of Tibet.
藏北帕度错一带出露的早—中侏罗世地层,其岩石组合特征不同于雁石坪群,与其香错一带出露的色哇组相当,在该套地层的上部层位产迄今为止藏北地区最为丰富的侏罗纪巴柔期菊石化石。
补充资料:组合模式或组合振动
分子式:
CAS号:

性质:在红外光谱中通常出现很多的弱吸收,组合模式或组合振动系指对应于两个或多个基本振动频率之和起源,它的弱吸收于多原子分子振动态相互作用的振子的非谐性。与基频振动及倍频所引起的吸收相比,这些吸收是比较弱的。

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