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Patent AT-E401782-T1: [Translated] EXTENDABLE SUPPORT FOR CONNECTING UNDERGROUND PIPES TO ABOVE GROUND IRRIGATION DEVICES

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data.gov2025-12-20 收录
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An extensible support for the connection between underground pipelines and surface irrigators for irrigation systems, comprising a generally cylindrical and hollow...

一种用于灌溉系统的、可实现地下管道与地面灌溉器之间连接的可伸缩支撑装置,整体大致呈圆柱形中空结构……

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