SSBT. Occupational Safety Standards System. Explosive mixtures. Classification and testing methods
ССБТ. Система стандартов безопасности труда. Смеси взрывоопасные. Классификация и методы испытаний. |
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RusRWS УДК 629.4.016.12-656.22Rules for making traction calculations in train … |
FCS 07-21-51328List of Quarantinable Products Goods and Materials |
SNiP 3.05.04-85Exterior Water Supply and Sewer Systems and … |