Starting with regional economic history, the paper brought into light how modern mining industry promote flourish of he Nan's economic development, it also got generalinference.
The generalinference and demonstration of the equilibrium problem of particle system are carried on, the full and necessary conditions are given while the constraint is ideal, linear and scleronomic.
本文就质点系平衡问题进行了一般性的推证,给出了当约束是理想、线性定常约束时的质点系平衡的充要条件。
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The kinds of arguments we have been considering so far all fall under the general rubric of "Inference to the best explanation."