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热河生物群
释义
热河生物群
Encyclopedia
理学
古生物学
释
Jehol biota
热河生物群
发现于中国河北北部、辽宁西部和内蒙古东南部的侏罗纪晚期至白垩纪早期的动植物化石群。
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fission matrix method
fission mean free path
fission neutron
fission neutron energy spectrum
fission nuclear fuel
fission nuclear fuel cycle
fission nuclide
fission parameter
fission-produced
fission product
fission-product-bearing
fission [product] chain
fission product chain
fission product chain; fission product decay chain
fission product chemistry
fission product decay chain
fission products
fission reaction
fission reactor
fission reactor chemistry
fission reactor material
fission recoil
fission rocket
fission saddle point
fission-spectrum neutron
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