It is considered that the results are important base to further study and predicate the air exhausted time for vacuum drying of long-distance pipeline.
It is considered that the results are important base to further study and predicate the air exhausted time for vacuum drying of long-distance pipeline.
研究结果对进一步进行长输管道真空干燥抽气时间的预测研究提供了重要的依据。