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Bases Of the Chronological Classification with Special Reference to the Palaeozoic Stratigraphy of C
In conclusion, the chronological classification should base upon the followiag three bases:1. Cycle of Sedimentation2. ......
The Cambro-Ordovician stratigraphy in the core of the Tapashan, in northeastern Szechuan is dealt with in this paper. T......
The significance of the volcanic and the volcano-sedimentary processes inthe formation of mineral deposits has, as a ru......
The study of palaeogeography forms one of the main objectives in thegeological interpretation of the earth’s history.I......
On the basis of the faunas including conodonts Palmatolepis gracilis sigmoidalis, P. gracilis gracilis, Polygnathus germ......
Use of Different Barium Salts to Inhibit the Thaumasite Form of Sulfate Attack in Cement-based Mater
We investigated the effects of different barium compounds on the thaumasite form of sulphate attack(TSA)resistance of ce......
In the present paper, the composition of humus and the charateHstics of humic acid from seven paddy soils were compared......
Currently, scant attention has been paid to the theoretical analysis on dynamic response mechanism of the “Dualistic” ......
Multiple-stacked Hybrid Plays of lacustrine source rock intervals:Case studies from lacustrine basin
Hydrocarbon-producing lacustrine basins are widely developed in the world, and China has a large number of lacustrine ba......
采用天然石灰石作脱硫剂,在固定床上进行高温煤气脱硫,研究脱硫剂粒径、用量、温度和入口H_2S浓度对脱硫性能的影响及脱硫反应对逆......
针对强风化片状灰岩块体,采用统计学方法得出强风化片状灰岩块石主要形状为块状、板状和长条状。块状灰岩的几何尺寸频率图具有相......
为研究贵州省南北盘江石灰岩地区水土保持综合治理工程对当地农村社会经济的影响,采用典型农户调查的方法,对项目区25条小流域2008......
该文报道了产自我国重庆市苦苣苔科植物一新种——重庆石山苣苔(Petrocodon chongqingensis F.Wen,B.Pan&L.Y.Su)。此新种(重庆石......
为减少高炉烧结矿比例,往往会大幅提高烧结矿的碱度导致炉内压差高,而烧结矿中MgO含量过高也会引起烧结矿质量劣化。为解决烧结矿......
为了克服生产实际中用石灰调节鳗塘水体酸性的弊端,利用石灰石石屑防御酸性物质入侵,效果特别好.水体pH维持在7~8的恒定水平;相关......
