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pro vyhledávání: '"WANG Kaibin, ZHAO Jiajia"'
Autor:
WANG Kaibin, ZHAO Jiajia
Publikováno v:
Meikuang Anquan, Vol 51, Iss 1, Pp 99-102 (2020)
In view of the existing problems such as short working time, manual synchronization, insufficient drilling depth recorded by “number of drill rods”, etc., a new type of trajectory-while-drilling instrument is developed by using the key technologi
Externí odkaz:
https://doaj.org/article/1a53565c539b4ba39c9df98fd303ffab
