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Forest enterprises are the basic entities to manage forests.The main contents of this article include:providing anobjec......
According to the geologic and development characteristics of Gudao and Gudong oil fields in the east ofZhanhua sag, Jiya......
In order to combat illegal logging and associated trade and promote sustainable forest management, major developed count......
The objective of this research was to determine what influence geometric design elements of roadway may have on driver b......
In recent years,great progress has been made constantly in oil and gas exploration in the Lungudong region of the Tarim ......
In the process of oil field exploitation, radioactive isotope tracer water injection profile logging is a main method to......
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The pulsed working characteristics of the neutron tube ion source were studied experimentally. The principle and method ......
回顾垂直分辨率的标准定义,阐述因临近地层对仪器响应的影响难以使用这些早期的定义准确确定侧向类测井仪器的垂直分辨率。针对侧......
Tool waves, also named collar waves, propagating along the drill collars in acoustic logging while drilling(ALWD),strong......
An optimized transducer prototype with a sandwich structure vibrated longitudinally is proposed for a transmitter in aco......
20090503 Bai Shenghai(State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation,Chengdu University of Techn......
In recent years, many carbonate rock oilfields such as Lunnan and Tahe have been found in the Tarim Basin, and the main ......
An impacts of logging operations on understory plants for the broadleaved/Korean pine mixed forest o
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Effects of Logging on the Genetic Diversity of Quercus tiaoloshanica Chun et Ko in a Tropical Montan
Quercus tiaoloshanica Chun et Ko, which has a narrow range of distribution, is one of the important endemic species of t......
贺兰山北段金矿床赋存于古元古界宗别立群第一亚群(Ar3Z1)变质岩系，为破碎带蚀变岩型金矿类型。根据本区矿体的电极电位特性，利用电......
随着油田勘探程度的不断加深，勘探对象由简单构造变为复杂断块构造，胜利油田在开发中后期，布置了越来越多的水平井，本文主要阐述在水平......
近几年, 2D NMR技术得到迅速发展, 特别是在核磁共振测井领域. 该文将主要介绍2D NMR技术的脉冲序列、弛豫原理以及2D NMR技术在石......
