hole drilling
1Modern Borehole Analytics. Annular Flow, Hole Cleaning, and Pressure Control , Wilson Chin C.
Wilson C. Chin has written some of the most important and well-known books in the petroleum industry. These books, whose research was funded by the U.S. Department of Energy and several international… 17374.46 руб электронная книга2Laser in Manufacturing , J. Davim Paulo
Generally a laser (light amplification by stimulated emission of radiation) is defined as“a device which uses a quantum mechanical effect, stimulated emission, to generate a coherent beam of light… 12877.82 руб электронная книга