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Grade Model Constructing and Reclaiming Grade Predicting of Ore Yard

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\begin{array}{l} T = \{[\frac{2 L \times m \times d \times K + k \times l}{v_{m} \times K}, \frac{2 L \times m \times d \times K + (k + 1) \times l}{v_{m} \times K}] ?, [\frac{2 L \times (m \times d + 1) \times K + k \times l}{v_{m} \times K}, \\ \frac{2 L \times (m \times d + 1) \times K + (k + 1) \times l}{v_{m} \times K}] ?, \dots, [\frac{2 L \times ((m + 1) \times d - 1) \times K + k \times l}{v_{m} \times K}, \\ \frac{2 L \times ((m + 1) \times d - 1) \times K + (k + 1) \times l}{v_{m} \times K}]\} \end{array}

(5)