摘要
介绍了一种具有随钻定向取心特点、定向精度高、标记清晰可靠、结构简单、操作简便、性能比 SDQ-91型更好的
The key problem of oriented core taking is the accuracy and reliability of making oriented marks on a core. This paper describes an oriented core taking device with drilling. It is characterized by high orienting accuracy and high mark quality on a core. The device is simple in construction and easy to handle . The device is better than SDQ 91 device.
出处
《成都理工学院学报》
CAS
CSCD
北大核心
2002年第4期465-467,共3页
Journal of Chengdu University of Technology
基金
国家"十五"科技项目
