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electron beam melting
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electron beam melting
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electron beam melting
电子束熔炼
在高真空环境中,利用电场和磁场聚集高能高速的电子束,使其轰击待熔炼的金属的技术。
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Quadriga of St. Mark's Basilica
quadrilateral
quadrilateral of chords
quadrilateral tiling
quadrilateral web
quadrilinear form
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quadrinomial equation
quadripartite curve
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Quadruple Alliance
quadruple-entry bookkeeping
quadruple lattice
quadruple metal metal bond
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