نتایج جستجو برای: underground structures

تعداد نتایج: 468821  

Journal: :Journal of Structural and Construction Engineering (Transactions of AIJ) 1992

Journal: :PROCEEDINGS OF THE JSCE EARTHQUAKE ENGINEERING SYMPOSIUM 1993

Journal: :Anais da Academia Brasileira de Ciencias 2014
Maria Olívia Mercadante-Simões Hellen C Mazzottini-Dos-Santos Lays A Nery Peracio R B Ferreira Leonardo M Ribeiro Vanessa A Royo Dario A de Oliveira

The bark of the underground stem of Tontelea micrantha (Mart. ex. Schult.) A. C. Sm., a native Brazilian Cerrado species, is used in folk medicine for treating kidney ailments. The structures of the underground and the aerial stems were examined and their barks were analyzed for the presence of secondary metabolites. Bark fragments were processed according to conventional techniques in plant an...

2016
Shuqin Liu Chuan Qi Shangjun Zhang Yunpeng Deng

Underground coal gasification (UCG) is a promising option for the recovery of low-rank and inaccessible coal resources. Detailed mineralogical information is essential to understand underground reaction conditions far from the surface and optimize the operation parameters during the UCG process. It is also significant in identifying the environmental effects of UCG residue. In this paper, with ...

2009
Adel Ali Ahmed Norsheila Fisal

A Wireless Underground Sensor Network (WUSN) is a network of wireless sensor devices in which all sensor devices are deployed completely underground (network sinks or any devices specifically for relay between sensors and a sink may be aboveground). These networks can be utilized to monitor the underground environment, especially soil conditions and aboveground events, such as the presence of p...

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