1) purple sedimentary rocks
紫色沉积岩
1.
The results show that the soils have, in varying degree inherited some properties of purple sedimentary rocks for their very weak chemical weathering.
在安徽南部采集不同地质年代、不同层位紫色沉积岩发育的6个土壤剖面,研究其发生特性和成土特点。
2) purple shale
紫色页岩
1.
Samples of purple shale developed from Suining group(J_(3s))in Sichuan Basin were taken to study their cracking processes and particle composition,and the water-holding capacities and anti-scourabilities of their alluvial soil were analyzed.
以四川盆地遂宁组紫色页岩为研究对象,对其崩解破坏过程和颗粒组成特点进行研究,同时研究其坡积物的持水性和抗冲性。
2.
According to investigation and study on the soil animals of 9 habitats of the purple shale soil in the Hengyang basin,a total of 3585 soil animals belonging to 4 phylums,8 classes and 39 orders were obtained.
对衡阳盆地紫色页岩土壤 9种生境中的土壤动物进行了调查研究 ,共获得土壤动物35 85只 ,隶属于 4门 8纲 39目 ,其中线虫类、蜱螨类为优势类群 ,占总捕量的 5 0 2 4 % ;常见类群 1 2类 ,占总捕量的 4 4 0 1 %。
3.
Fields observation and experiments were conducted to study soil formation and erosion characteristics of purple shale.
工程建设 中开挖 山体、暴露 母岩是 引发紫色 页岩风 化侵 蚀的 首要 外力， 紫色页岩 区每年工 程增沙 量高达２ ０００ 万ｔ 。
3) purple rock
紫色岩
1.
Preliminary study on vegetation selection and species arrangement model in partial bare purple rock;
紫色岩半裸露地区植物选择及配置模式初探
5) purple sandstone
紫色岩
1.
In this paper,by the method of combination of field investigation and indoor laboratory analysis,the physico-chemical properties of soil developed from purple sandstone(K2yt) in Meijiang Basin had been discussed.
采用野外调查和室内实验分析相结合的方法,研究了韩江流域典型区梅江盆地白垩系上统叶塘组(K2yt)紫色岩发育的土壤理化性质特征。
2.
In this paper,by the method of soil sampling and laboratory analysis,it has been studied the differences of soil physical properties of soils developed from purple sandstone(K2yt) in Meijiang Basin.
采用野外调查、取样和室内实验分析相结合的方法,研究了梅江盆地白垩系上统叶塘组(Kyt2)紫色岩上土壤物理性质特征和差异,结果表明:叶塘组紫色岩母质发育的土壤粘粒含量低而砂粒含量高,具有容重较大,比重相对偏小,孔隙度不高,自然含水量偏低的特点。
6) sedimentary rock
沉积岩
1.
Estimating the original geothermal conductivity of sedimentary rock in hydrocarbon-bearing basin by using geophysical logging data;
利用地球物理测井资料计算油气盆地中沉积岩原地热导率
2.
The variations of wave velocity, attenuation and permeability in sedimentary rock with pressure;
沉积岩中波速、衰减及渗透率随压力的变化
3.
Fractal chracteristics of sedimentary rock are introduced in this paper.
介绍了沉积岩的分形性质，简述了沉积岩中的分形在石油勘探和开发中的应用。
补充资料：沉积岩岩石学
见岩石学。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条