| Explosion-proof electrical equipment. Part 11. Intrinsically safe electrical circuit i
Электрооборудование взрывозащищенное. Часть 11. Искробезопасная электрическая цепь i. |
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MISC Resolution 39 Of June 11, 1999Approving the Instruction On Completing the Oil … |
GN 2.1.5.1315-03Maximum Permissible Concentrations (MPC) of … |
GOST 5616-89Hydroelectric turbine generators and engine … |