| 释义 |
packed column填充[管]柱；填充塔packed column填充塔；填充管柱packed column填充柱（分析仪）packed column填料柱;填料塔packed column填料柱；填料塔packed column填充管柱packed column填充塔packed column填充柱packed column填料塔双向☞packed column-- packed towerpacked column填充塔電機工程packed column, packed tower填充塔電機工程 |