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2 at least once each foldable floats are held in the unfolded state by a linkage parallel to each other and allow moving on the water without additional aids
2 at least once each foldable floats are held in the unfolded state by a linkage parallel to each other and allow moving on the water without additional aids
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机译:2每个折叠式浮子至少一次通过彼此平行的联动装置保持在展开状态,并允许在水上移动而无需其他帮助
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摘要
2 at least once each foldable float are held in the unfolded state by a linkage parallel to each other and allow driving on the water by the tread of a leg.
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