【Main Contents】

1. Preface
2. Authors and revisers
3. Acknowledgements
4. The Embryo of Drilling Techniques
5. A Milestone in the Development of Drilling
Techniques
6. Drilling Progress in the Ming Dynasty
7. The Peak of Drilling Techniques in the Qing
Techniques
8. Drilling Techniques in Old China (1912-1949)
9. Scientific and Technical Development of
Geological Drilling in the People's Republic
of China
10. Equipment for Geological Drilling
11. Geological Drilling in some Important
historical Periods
12. Scientific Drilling
13. A Brief Chinese Chronology