cross-cut penetrating coal seam
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- smoke emission
- manual reset type fire damper
- roundway driveway
- booster reel
- swash partition
- air duct smoke detector
- flammability indexing test
- HP fire water pump
- wet water foam
- dense sky cover
- eacape system
- water flow alarm valve
- low energy fire
- AIIE;American Institute of Industrial Engineers
- bay
- floor load
- safety legislation
- damp bulb temperature contrast
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