求翻译：· Areas of expertise including piping engineering, pumps, pressure vessels, compressors and water treatment system design是什么意思？

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悬赏分：1 - 离问题结束还有

· Areas of expertise including piping engineering, pumps, pressure vessels, compressors and water treatment system design

问题补充：

匿名	2013-05-23 12:21:38 ·专业知识领域，包括工程管道，泵，压力容器，压缩机和水处理系统设计

匿名	2013-05-23 12:23:18

匿名	2013-05-23 12:24:58

匿名	2013-05-23 12:26:38

匿名	2013-05-23 12:28:18

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