全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
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作者:Qing-Xian Zhang , Jian-Kun Zhao , Yi Gu ...
来源:[J].Nuclear Science and Techniques(IF 0.088), 2017, Vol.28 (10)Springer
摘要:Based on the geochemical prospecting data, we have calculated the gamma absorbed dose rates in air 1 m above the ground surface in the Chengdu Plain, analyzed the relationship between the geological conditions and the distribution of the natural radionuclides, and preliminarily s...
作者:Junjie Wang , Shide Hu , Xiao Wei
来源:[J].Soil Dynamics and Earthquake Engineering(IF 1.276), 1999, Vol.18 (4), pp.297-304Elsevier
摘要:Abstract(#br)The geological condition may vary largely from one support to another for a long span bridge. The effect of geological variability and spatial variation produced by propagation and coherence loss of seismic ground motion on the response of long span suspension bridge...
作者:Jixin Ding , Zhifa Yang , Yanjun Shang ...
来源:[J].Science in China Series D(IF 1.588), 2006, Vol.49 (4), pp.421-430Springer
摘要:Abstract(#br)Geological condition and rainfall are two most principal conditions inducing landslides in the Chongqing region. By analyzing the forming conditions of rainfall-induced landslides, a new method for spatio-temporal prediction of rainfall-induced landslide is brought...
作者:Ganggang Niu , Kai Zhang , Bosong Yu ...
来源:[J].Shock and Vibration(IF 0.535), 2019, Vol.2019Hindawi
摘要:The geological condition is essential for mining design and disaster control in underground coal mines. The present research focuses on the real-time assessment method on rock mass condition during drilling boreholes. In situ comprehensive experiments were carried out using three...
作者:Takashi Sasaoka , Tri Karian , Akihiro Hamanaka ...
来源:[J].International Journal of Coal Science & Technology, 2016, Vol.3 (3), pp.311-321Springer
摘要:... Moreover, Indonesia coal measure is categorized as weak geological condition. Some problems are likely to arise during the application of the highwall mining system for example instability of openings and highwalls due to the roof and pillar failures. Therefore, study of high...
作者:Masoud Samaei , Masoud Ranjbarnia , Vahid Nourani ...
来源:[J].Measurement(IF 1.13), 2019Elsevier
摘要:Abstract(#br)The aim of present study is to propose new superior equations and introduce novel techniques for TBM performance prediction. To this end, correlations between the Rate of Penetration (ROP) and rock mass properties are investigated using four simple regression analyse...
作者:Yang-Yi Zhou , Ding-Ping Xu , Gong-Kai Gu ...
来源:[J].Engineering Geology(IF 1.403), 2019Elsevier
摘要:Abstract(#br)The stability of large underground caverns in steeply dipping layered rock masses is not only affected by the engineering geological characteristics of surrounding rock masses, but also by the excavation sequences and reinforcement measures. Certain places around the...
作者:Jianfeng Xu , Chun Guo , Li Yu
来源:[J].Journal of Cleaner Production(IF 3.398), 2019, Vol.229, pp.337-349Elsevier
摘要:... The design and construction of tunnels are susceptible to the geological environments, but few existing studies considered the roles of the geological environments and construction parameters in the GHG emissions of tunnels. To elucidate the mechanism of GHG emissions during...
作者:Lei Gao , Zhuowei Wang , Aiping Zhu ...
来源:[J].Human and Ecological Risk Assessment: An International Journal(IF 1.292), 2019, Vol.25 (7), pp.1832-1852Taylor & Francis
摘要:ABSTRACT(#br)Differentiating contribution of natural sources and anthropogenic inputs to soil element concentrations can provide important basis for pollution and risk assessments. Fifty-five surface soil samples were collected from farmland ( n = 33) and forest land ( n = 2...
作者:Takuji Yamamoto , Suguru Shirasagi , Shinya Yamamoto ...
来源:[J].Tunnelling and Underground Space Technology incorporating Trenchless Technology Research(IF 1.106), 2003, Vol.18 (2), pp.213-221Elsevier
摘要:Abstract(#br)In tunnel excavation by Tunnel Boring Machine (TBM), it is difficult to grasp the ground condition ahead of and surrounding the tunnel face because the face cannot be observed during tunnel driving. This is the reason why it has not been possible to make the best use...

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