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["[Gewerbe-Technik-Großrait - Rohrleisen-Valven-Technik-Tagtum - Tä-U-T - Nr. 4-7], [Gewerbe-Technik-Großanit - Rohrleisen-Valven-Technik-T T-U-T - T T-Nr. 4-77]升降止回阀就装在水平管道上. ( )richtig) 判定", "richt"]

2019-04-07View Original

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【工艺工程大区-管道阀门技术交流版-每日一题-第04-07题】升降止回阀就装在水平管道上. ( )判断 对 备注:当日题目,当日有效(正3错1,灌水删除),大面积回复历史贴,视为刷帖,不得分或者酌情给分。
Reply #22019-04-07
【工艺工程大区-管道阀门技术交流版-每日一题-第04-07题】 升降止回阀就装在水平管道上. ( 正确) 判断

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