Model instructions on occupational safety in earthworks.
Типовая инструкция по охране труда при выполнении земляных работ. |
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MISC Land Development Committee Order 53 of 08-20-97Land Development Committee Order 53 of 08-20-97 … |
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GOST 51330.5-99Explosion-proof electrical equipment. Part 4. … |
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MISC MI 1972-95, Piston ProversGuidelines National System for Standardization … |