结果表明，该快速转换管汇原理可行，结构合理，工作可靠，可以大量推广使用。
This transfer manifold has a feasible principle, logical structure, reliable performance and could be widely applied.
根据现有正反循环洗井转换操作中出现的问题，提出了正反循环洗井快速转换管汇的设计方案。
According to the problems of present direct flushing and indirect flushing transfer operation a design for rapid direct flushing and indirect flushing transfer manifold is pot forward.
根据现有正反循环洗井转换操作中出现的问题，提出了正反循环洗井快速转换管汇的设计方案。
According to the problems of present direct flushing and indirect flushing transfer operation a design for rapid direct flushing and indirect flushing transfer manifold is pot forward.
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