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coating; covering
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mathematicscover
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mathematicscovering space
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EN In mathematics, more specifically algebraic topology, a covering map (also covering projection) is a continuous function p from a topological space, C, to a...More
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cover crop
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EN In mathematics, a cover of a set is a collection of sets whose union contains as a subset.More
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EN Shielded metal arc welding (SMAW), also known as manual metal arc welding (MMA or MMAW), flux shielded arc welding or informally as stick welding, is a manua...More
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