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equipment trainer of junctions for elements of the construction astiformi capable of connection for each other so that they can be mutually disimpe committee
equipment trainer of junctions for elements of the construction astiformi capable of connection for each other so that they can be mutually disimpe committee
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机译：能够相互连接的建筑astiformi元素交界处的设备培训师，以便他们可以相互干扰委员会
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摘要
Construction element having a threaded portion for connection to a post and a spool-shaped portion for connection to a tube.
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