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PROTECTION RAIL FOR DIFFERENT LEVEL FALLS
PROTECTION RAIL FOR DIFFERENT LEVEL FALLS
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机译:不同等级瀑布的防护轨
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摘要
1.Protective railing falling to a different level characterized by being composed of two structures (1) which are installed on the perimeter of the Hole (2) so that the two strAs (1) are placed facing each other, and bind the structures (1) through Chains (3) opens.
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