P634
原地矿部“九五”地勘高新技术研究开发项目 (95 0 5 40 3 -1)
宋振波,李建华,刘凡柏.交流变频调速CD-2B型岩心钻机的研制[J].钻探工程,2002,(3):23-26.SONG Zhen bo, LI Jian hua, LIU Fan bai. Development of CD-2B Alternating Current and Frequency Conversion Core Drill[J]. Drilling Engineering, 2002,(3):23-26.
复制