powd - prod
- precoat
- precursor
- predestruction
- predetermined
- predict
- predicted forecast
- prediction
- prediction indicator of safety
- prediction of gas-emission rate
- predominate
- predrainage
- prefabricated lining
- prefabricated slab lining
- prefer
- preformed rope
- preliminary
- preliminary assay
- preliminary breaker
- preliminary crushing
- preliminary estimation
- preliminary methane drainage
- preliminary survey
- prelimit state
- prelimiting state
- preload
- premature
- premature failure
- premium
- preparation
- preparation of production face
- preparation of production face unit
- preparation plant
- preparation techniques
- preparator
- preparatory facilities
- preparatory work
- prepare
- prepared
- prepared coal
- prepared reserves
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