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Grid for preventing entry of larger objects into water installations consists of bars provided with top elements which narrow down the entry sections of the grid
Grid for preventing entry of larger objects into water installations consists of bars provided with top elements which narrow down the entry sections of the grid
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机译:防止较大物体进入水设备的格栅由设有顶部元件的条组成,这些顶端使格栅的进入部分变窄
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摘要
The grid for preventing entry of larger objects into water installations consists of bars (2) provided with top elements (1) which are positioned and/or shaped so that the grid entry section (5) is narrower than the adjoining passage (6)
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