石炭纪的

Closure of gate roads with soft floor is a problem encountered in the carboniferous coal measures of the North America and Europe.

关闭大门的道路软底是一个问题中遇到的石炭纪煤系的北美和欧洲市场。

Introduction Closure of gate roads with soft floor is a problem encountered in the carboniferous coal measures of the North America and Europe.

导言 关闭大门的道路软底是一个问题中遇到的石炭纪煤系的北美和欧洲市场。

It is supposed that Carboniferous mineralization maybe was a very important metallogenesis period in the Zhashan area.

确定的石炭纪（300Ma左右）的流体交代成矿作用，可能是南秦岭地区又一次非常重要的成矿作用。

Arthropleura evolved from crustacean-like creatures in the Carboniferous, and grew so large because of the high percentage of oxygen in the Earth's atmosphere at that time.

古马陆从石炭纪类似甲壳类的生物中进化而来，它的体形之所以长得如此庞大，是因为当时大气层中氧的百分含量高的缘故。

Research finds out that Carboniferous-Early Permian volcanic rocks system that largely distributing in Tianshan and its adjacent regions are continental rift volcanic rock system, it originated from mantle plume, they may be the surface response of the deep Geodynamics of paleo-Tethys extension effect in central Asian region.

5研究查明天山及其相邻地区广泛分布的石炭纪—早二叠世火山岩系为大陆裂谷火山岩系，其源区起源于地幔柱，它们可能是古特提斯拉伸裂解作用的深部地球动力学在中亚地区的地表响应

The oceanic basin was finally been closed to form a new unified continent in the end of Carboniferous, went through two periods of plate tectonic system and two times of main underthrust collision orogeny.

摘 要：甘肃、内蒙古北山地区从寒武纪初期在前震旦纪统一古陆壳的基础上发生裂解，到石炭纪末洋盆最终闭合形成新的统一大陆，先后经历了两期板块构造体制和两次主要的俯冲-碰撞造山作用。

Various log and core data are used to estimate the petrophysical parameters such as porosity and permeability, and to define the distribution and petrophysical properties of the framework sandbodies in each formations of the PermoCarboniferous in the Bohai Bay basin.

应用录井、测井及岩心资料，测定了孔隙度、渗透率等物性参数，查明了渤海湾盆地石炭-二叠系各地层组的骨架砂岩展布特征及其物性特征；应用相比法编图对渤海湾盆地石炭纪、二叠纪岩相古地理进行了恢复，研究了沉积相对储层及其物性特征的控制作用。

According to the optical properties tested by polarizing microscope and Fedorov stage as well as chemical test and analysis, it is shown that the rock is a kind of kaolinitic clay rock composed of kaolin with pure composition, coarser grain, and very good crystallization.

铜川王石凹黑色高岭石粘土岩的成因分析柳淑霞，白开寅（西安地质学院资源系，西安710054）提要黑色高岭石粘土岩，是铜川王石凹煤矿石炭纪煤系地层顶部，五号煤层的上部一层稳定的煤矸石。

Tectonic analysis of Pre-Carboniferous metamorphic stratum and structural foliation dating have shown that The Qinling and its vicinities had happened an important regional tectonic event -Caledonian event, this event represents early paleozoic closure of the Qinling ocean basin and continent-continent obliquely diachronous collision, so we also could reconstruct Caledonian Qinling orogenic belt's basic tectonic framework.

对北秦岭地区前石炭纪变沉积—火山岩地层系统进行构造解析，以及构造面理定年数据表明，秦岭及邻区志留纪至早泥盆世经历了区域性的重大构造事件，相当于加里东事件，该事件代表了秦岭早古生代洋盆闭合、陆—陆碰撞造山的造山事件，并可恢复加里东古造山带的基本构造格局。

Widespread hydrocarbon occurrences were discovered in Devonian- Carboniferous carbonates of North Novaya Zemlya, Arctic Russia.

在俄罗斯北极区北新地岛的泥盆纪-石炭纪碳酸盐岩地层中发现了广泛的油气分布。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。