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铁路基础设施综合维修
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铁路基础设施综合维修
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comprehensive maintenance of railway infrastructures
铁路基础设施综合维修
铁路工务、电务、供电等专业,在同一时间、同一范围内进行的联合保护和修理作业。
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rare earth oxalate
rare earth oxidation-reduction separation and purification
rare earth oxide
rare earth oxides
rare earth oxides lanthanum thermal reduction
rare earth perchlorate
rare-earth permanent magnet
rare earth permanent magnetic material
rare earth permanent magnetic materials
rare earth permanent magnetic material with low temperature coefficient
rare earth phosphate
rare earth pyrometallurgy
rare-earths-cobalt perma-nent magnetic material
rare earth-sensitized luminescence materials
rare earth solvent extraction separation and purification
rare earth sulfate
rare earth synergistic extraction
rare element
rare event
rarefaction
rarefaction analysis
rarefaction impulse deconvolution
rarefaction wave
rarefied gas dynamics
rarefied gas effects
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