Showing 2,981 - 3,000 results of 3,965 for search 'GCOB~', query time: 1.18s Refine Results
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    Research and Application of Open-Off Cut Roof Cutting Pressure Releasing Technology by Xingen Ma, Manchao He, Weidong Li, Yilong Wang, Lifeng Li, Xiaohu Sun, Yongyuan Li, Leiyu Gu, Xingfeng Sha

    Published 2021-01-01
    “…The field test results show that the OCRCPR can effectively shorten the first weighting step and weaken the first weighting strength and has a good pressure releasing effect.…”
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  7. 2987

    Las relaciones diplomáticas de Cuba y España durante la presidencia de José Luis Rodríguez Zapatero en el período 2004-2012 by Gustavo Tristá del Todo

    Published 2024-10-01
    “…Además, se subraya la complementariedad entre los dos principales partidos españoles, con el objetivo de buscar un cambio sociopolítico en Cuba, aunque con estrategias diferentes. …”
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  8. 2988

    Identificación de Generadores Críticos ante Problemas de Estabilidad Transitoria by Jorge Leon, Graciela Colomé, Estefanía Tapia

    Published 2025-01-01
    “… La literatura ha prestado atención a la estabilidad transitoria, centrándose en su evaluación y control en situaciones operativas y contingencias limitadas. Esto con frecuencia conduce a problemas de estabilidad transitoria no contemplados en los estudios que hacen que el sistema sea susceptible a colapsos inminentes. …”
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  9. 2989

    Prediction of water inflow in deep coal seam mining face based on GMS by Rui LU, Shangxian YIN, Yuguo WANG, Haopeng MENG, Xu WANG

    Published 2025-01-01
    “…Taking the north wing of Fangezhuang Coal Mine as an example, the geological “skylight” was delineated according to the 5# coal seam gob and hydro-geological conditions, and the groundwater flow field model in the study area was established by using the GMS (Groundwater Modeling System) numerical simulation software; the model was identified based on the first stage water discharge experimental data, and the second stage water discharge experimental data was used to verify the model, and the geological “skylights” in the study area were processed using parameter zoning; the water inflow in the mining process of 12# coal 2022 working face and the groundwater flow field of sandstone fissure confined aquifer between 5# and 12# coal seams are predicted by model. …”
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    Las relaciones diplomáticas de Cuba y España durante la presidencia de José Luis Rodríguez Zapatero en el período 2004-2012 by Gustavo Tristá del Todo

    Published 2024-10-01
    “…Además, se subraya la complementariedad entre los dos principales partidos españoles, con el objetivo de buscar un cambio sociopolítico en Cuba, aunque con estrategias diferentes. …”
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    Article
  12. 2992

    Sintonización de los Parámetros de un D-Statcom para la Estabilidad de Voltaje con Presencia de Generación Distribuida by HOLGUER VINICIO YUGLA LEMA

    Published 2025-01-01
    “… La presente investigación propone diseñar un controlador estático síncrono con el fin de mejorar los perfiles de voltaje para asegurar una red eléctrica eficiente, debido al aumento o disminución con presencia de generación distribuida provocando cambios muy rápidos de voltajes e inyectando transitorios en la onda que se suministra a la red eléctrica. …”
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  13. 2993

    Application of Liquid Chromatography-Tandem Mass Spectrometry for the Detection of Paralytic Shellfish Poison in Bivalve Shellfish and Its Influencing Factors by DENG Yuxiang, WU Haiyan, XU Xizhen, ZHAO Huihui, TAN Zhijun, ZHENG Guanchao

    Published 2025-01-01
    “…With the frequent occurrence of PSP poisoning incidents, there is a growing global demand for PSP detection technology in bivalve shellfish. …”
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  14. 2994

    Experimental Study and Application of LASC Foamed Concrete to Create Airtight Walls in Coal Mines by Duo Zhang, Weifeng Wang, Jun Deng, Hu Wen, Xiaowei Zhai

    Published 2020-01-01
    “…If an airtight wall in a coal mine leaks air, it may cause spontaneous combustion of residual coal in the gob and even cause a full-blown fire or gas explosion. …”
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