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In the Korean Peninsula the Meso-Cenozoic basins were mainly formed due to fault block and block movement.The Mesozoic f......
Six cycloartanes were isolated from ethanol extract of marine green alga Cladophora fas-cicularis by column chromatograp......
We owe to Davis the conception that a landform is the function of processes, structure and time. Among these three inde......
The Zhangjiakou-Bohai Sea fault zone located in the northern part of the North China region is a seismotectonic zone con......
A Great Across-the-Century Planning to Build Modernized Capital——The Revision of Beijing City Overal
The revision work of the overall plan from 1991 to1992 under the auspices of the Beijing Institute of Planning and Desi......
The Beijing Arts and Crafts Factory is a large comprehensive enterprise under the direction of the Beijing Arts and Han......
As a result of the wide industrial development as well as extensive construction of the public highways and the conseque......
The classification of soils in China is essentially following Marbut’s system~2.It is first grouped into Pedocals and P......
Cenozoic sedimentary records and geochronological constraints of differential uplift of the Qinghai-
Geological mapping data (1:250000) in the Qinghai-Tibet Plateau and its adjacent regions reveal the sediment sequences, ......
Located at the collision boundary between the Philippine Sea Plate and the Eurasian Continental Plate,the island of Taiw......
Geomechanics in deep mines becomes more complex and structural support in soft rock can be very difficult.Highly stresse......
目的 研究上海地区三级医院麻醉科人力资源配置现状及其业务开展情况.方法：采用问卷法对上海地区三级医院麻醉学科的业务范围、人员......
[目的]研究苦豆子（Sophora alopecuroides L.）总碱光分解情况及抗氧化剂特丁基对苯二酚（TBHQ）对其光分解抑制情况。[方法]将苦豆子总碱......
研讨产品品牌与商业名牌的概念意识,提出企业走品牌之路、创名牌之实的途径。...
对黛袋蛾取食及喷施农药甲胺基阿维菌素苯甲酸盐乳油后尾叶桉幼苗某些生理生化指标进行了研究.结果表明：黛袋蛾取食和喷施农药均可......
This paper will begin by discussing the concept of learning autonomy.What follows is the rationale why learning autonomy......
吐哈盆地台北凹陷侏罗系到第三系盆地结构类型，究竟是属于断陷型盆地还是坳陷型盆地，长期以来都存在着不同的观点。为此，通过进行台北......
在制粉系统的运行中，三次风温和三次风率往往不能同时满足设计值，磨煤机再循环风门开度直接影响三次风温和三次风率。为了解磨煤机再......
在乔治王岛中部的阿德默勒尔蒂湾，凯勒半岛、于尔曼山嘴和埃内坎角是第三纪火山岩集中分布区。野外地质调查和同位素年代学研究表明......
