PDF(341 KB)
A platform for rapidly developing and of producing seismic exploration drilling bit
He Ziyan,Yang Fengshen,Liu Kun,Hu Bo,Zhang Yonghe
Equipment for Geophysical Prospecting ›› 2014, Vol. 24 ›› Issue (3) : 160-163.
PDF(341 KB)
PDF(341 KB)
A platform for rapidly developing and of producing seismic exploration drilling bit
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