Справочник рабочего. Часть 3: Эксплуатация скважин, оборудованных ШСНУ

Справочник рабочего. Часть 3: Эксплуатация скважин, оборудованных ШСНУ

90 Pages · 2016 · 18.29 MB · Russian
by Тырсин Ю.А. и др.
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“ The best time to plant a tree was 20 years ago. The second best time is now. ” ― Chinese Proverb
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