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阴极射线
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阴极射线
Encyclopedia
理学
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cathode ray
阴极射线
从低气压放电管阴极发射出来的电子束。
Physics
电磁学
cathode ray
阴极射线
cathode ray
阴极射线
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classification of infinite groups
classification of institutions of higher education by Task Force on Higher Education and Society
classification of land use
classification of law
classification of macromolecules
classification of mental disorders
classification of mental retardation
classification of myeloid and lymphoid neoplasm
classification of natural disasters
classification of nuclear reactors
classification of oil deport
classification of oils
classification of organic compounds
classification of organic compounds by solubility
classification of organisms
classification of photodetectors
classification of polymer
classification of protection against electric shock
classification of qigong
classification of question answering system
classification of radiation working area
Classification of Regional Drought Severity
classification of rock blastability
classification of sciences
Classification of service operation
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