(1) Exploiting reserves: The amount of minerals defined by the complete development system has been formed in the mine field;
(2) Acquisition reserve: It is part of the development reserve. The reserves in the recovery unit that have completed the mining work required for the mining method are called the reserve;
(3) Reserve reserves: it is part of the reserve. Where the cutting work required by the mining method is completed, the reserves in the recovery unit that can be used for normal mining operations are called reserve reserves.
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