المؤلفون: Tshiwisa, Ivon, Mayena, Thomas, Osomba, Dominique, Muliwavyo, Albert, Kabuya, Brich, Muliwavyo, Jonathan, Umba-Di-Mbudi, Clement

المساهمون: University of Kinshasa, Faculté des sciences et technologies, Département de Physique (Unikin)

المصدر: ISSN: 2327-4336.

مصطلحات موضوعية: Development Cavity Drilling Sandstone Hydroelectric Kakobola, Development, Cavity, Drilling, Sandstone, Hydroelectric, Kakobola, [SDV.EE]Life Sciences [q-bio]/Ecology, environment

Relation: hal-04171238; https://hal.science/hal-04171238; https://hal.science/hal-04171238/document; https://hal.science/hal-04171238/file/gep_2023050410193972.pdf

الاتاحة: https://hal.science/hal-04171238
https://hal.science/hal-04171238/document
https://hal.science/hal-04171238/file/gep_2023050410193972.pdf
https://doi.org/10.4236/gep.2023.114010

المؤلفون: GAO Xiaoliang, ZHANG Xianzhen, LU Qianhai

المصدر: Gong-kuang zidonghua, Vol 45, Iss 8, Pp 88-91 (2019)

مصطلحات موضوعية: coal mining, crossing borehole, gas extraction, mechanical cavity drill bit while drilling, cavity drilling, Mining engineering. Metallurgy, TN1-997

وصف الملف: electronic resource

Relation: https://doaj.org/toc/1671-251X

URL الوصول: https://doaj.org/article/ef1e8bfba9ba4f2facc6b0fe2b0764cf