Hoisting units for completion and workover of oil and gas wells. Types and basic parameters
Установки подъемные для освоения и ремонта нефтяных и газовых скважин. Типы и основные параметры. |
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GOST 12.1.011-78, ver1.SSBT. Occupational Safety Standards System. … |
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Rosstat 61Industrial Standard for Sample Statistical Form |
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GOST R 12.4.026-2001, ver1SSBT. Occupational Safety Standards System. … |