It was indicated that the technique of welding operated with pressure is a fast and efficient re - pair method.
指出带压直接焊补的技术措施是一种快速、有效的修复方法。
By a practical example, the set-pair method is good for forecasting coal-gas emerging, and it is a convenient and reasonable method of analyzing gray system.
实例表明，集对分析方法能够较好地预测煤与瓦斯突出的可能性，是预测灰色系统的一种方便、合理的方法。
By a practical example, the set-pair method is good for forecasting coal-gas emerging, and it is a convenient and reasonable method of analyzing gray system.
实例表明，集对分析方法能够较好地预测煤与瓦斯突出的可能性，是预测灰色系统的一种方便、合理的方法。
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