在导向浮阀塔板的基础上，开发研究了组合导向浮阀塔板。
The combination directed valve trays have been developed and studied on the basis of directed valve trays.
在深入调研当前重要浮阀塔板的基础上，全面研究组合波纹导向浮阀塔板的压降性能。
The pressure drop of the combined wave guided valve trays were comprehensively studied based on the survey of the important valve trays nowadays.
在深入调研当前重要浮阀塔板的基础上，全面研究组合波纹导向浮阀塔板的压降性能。
The pressure drop of the combined wave guided valve trays were comprehensively studied based on the survey of the important valve trays nowadays.
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