... 消防喷淋系统供水泵; sprinkler system supply pump 斜板泵; obleque plate pump 斜齿齿轮泵; helical gear pump ...
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... 消防喷淋系统供水泵; sprinkler system supply pump 消化污泥泵,腐泥泵,吸泥泵; digeated sludgepump 斜板泵; inclined rotor pump ...
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斜板泵联轴器 obleque plate pump coupling ; inclined rotor pump coupling
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