共找到 80 条与 相关的标准,共 6 页
Polymer foam material for coal mine filling and sealing
Coal mine safety monitoring system safety inspection and inspection specification
Technical Regulations on Disaster Prevention of Metal and Nonmetal Mine Dump Site Part 2: Early Warning
Disaster Prevention Technical Regulations for Metal and Nonmetal Mine Dump Site Part 1: Monitoring
General technical conditions for direct-reading dust concentration measuring instruments
Method for determination of initial velocity of borehole gas outflow
General technical conditions for retardants for coal mine fire protection
Measuring method of coal seam permeability coefficient—radial flow method
Technical conditions of mobile grouting pump for mining
Technical specifications for mine pressure equalization and fire prevention and extinguishing
Method for testing the effectiveness of gas outburst prevention measures in pre-drainage mining working faces
Tailings Pond Safety Inspection Technical Specifications
Code of practice for standardization of production safety in metal and nonmetal mining and construction enterprises
Specifications for safety inspection and inspection of gas pumps in water ring vacuum extraction in coal mines
Coal mine in-use underground operator management system safety inspection and inspection specification
Specifications for safety inspection and inspection of explosion-proof battery electric locomotives in use in coal mines
Specifications for the construction of a double prevention system for enterprise safety production risks and hidden dangers
Enterprise Laboratory Hazardous Chemicals Safety Management Regulations
Specifications for the construction of dual prevention mechanisms for non-coal mines
General norms for the construction of dual prevention mechanisms for safety production risk management and control and hidden danger investigation and treatment in non-coal mine industries
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