The equation has practical value.
方程具有实用价值。
The foundation of pile with earth has practical value.
桩土复合地基具有实用价值。
The decision model has practical value to the rational development of flat seams in China.
本文的决策模型对我国近水平煤层的合理开发有实用价值。
The decision model has practical value to the rational development of flat seams in China.
本文的决策模型对我国近水平煤层的合理开发有实用价值。
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