| http://www.w3.org/ns/prov#value | - e result is a uniform melt-pool environment independent of the direction of motion of the melt-pool along the growth surface, as well as efficient injection of the feed powder into the melt-pool. [0070] Such flow patterns can be established using any number of multiple nozzles, as long as those nozzles are located roughly symmetrically about a circular locus, that locus is approximately centered o
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