Теория и расчет рабочих процессов гидроударных буровых машин

Теория и расчет рабочих процессов гидроударных буровых машин

153 Pages · 1977 · 10.39 MB · Russian
by Ясов В. Г.
Download
“ Don't ruin a good today by thinking about a bad yesterday. Let it go. ” ― Anonymous
Similar Free eBooks
PDF Drive investigated dozens of problems and listed the biggest global issues facing the world today. Let's Change The World Together
4300万本书和9800万篇文章。
Ask yourself: When was the last time I told myself “I am enough“? Next