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河外射电源表
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河外射电源表
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河外射电源表
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catalog of extragalactic radio sources
河外射电源表
通常指结构简单、流量密度恒定、经长期观测已准确确定了坐标的、用于天体测量和空间大地测量,或用于天文物理相位参考观测的河外射电源表列。
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metal bonded diamond tool
metal bond superabrasives
metal-Braun tube
metalbumin
metal carbene
metal carbene mediated metathesis reaction
metal carbene-mediated metathesis reaction
metal carbene; metallocarbene
metal carbonyl
metal carbonyl cluster
metal carbonyl complexes
metal carbyne
metal carbyne; metallocarbyne
metal catalyst
metal catalysts
metal cathode
metal cationic complex
metal cementation
metal-ceramic
metal/ceramic matrix gradient composites
metal cluster
metal cluster compound
metal coated fibers
metal complex active DNA alkylating agent
metal complex dye
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