因此，选择适当的管道及集水管尺寸是正确使用过热蒸汽疏水阀的关键。
Therefore, to choose appropriate pipelines and size of catchment pipelines is the key to correctly use the overheated trap.
因此，选择适当的管道及集水管尺寸是正确使用过热蒸汽疏水阀的关键。
Therefore the selection of pipes and conduits of suitable size are the key to proper use of overheat steam traps.
因此，选择适当的管道及集水管尺寸是正确使用过热蒸汽疏水阀的关键。
Therefore the selection of pipes and conduits of suitable size are the key to proper use of overheat steam traps.
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