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tree ring
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tree ring
Encyclopedia
理学
〔第四纪沉积记录〕
释
tree ring
树木年轮
伴随着气候季节性变化,树木的形成层分生组织具有季节性活动,在树干横切面上形成逐年增长的环状木质结构。
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neutron bomb
neutron bottle
neutron breeding coefficient
neutron capture
neutron capture cross-section
neutron capture therapy
neutron capture therapy instrument
neutron chain reaction
neutron chopper
neutron cluster
neutron collimator
neutron contraband detection system
neutron counter
neutron cross section standard
neutron curing
neutron cycle
neutron decay
neutron-deficient isotope
neutron deficient nucleus
neutron-deficient nucleus
neutron-deficient nuclide
neutron detection
neutron detector
neutron diffraction
neutron diffraction analysis
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