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biostratigraphic horizon
释义
biostratigraphic horizon
Encyclopedia
理学
生物地层面
释
biostratigraphic horizon
生物地层面
上、下生物地层特征有重要而显著变化,或本身具有独特生物地层特征的面或薄层。简称生物面。又称界面、界线、基准面、关键面等。
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brachypodium distachyon
brachyprism
brachypyramid
brachysynclinal
brachytelescope
brachytherapy
brachytherapy afterloading equipment
brachytherapy room
bracing structure with double-row piles
Brack
bracken fern family
bracken poisoning
bracket
bracket conveyer
bracketed
bracketed expression
bracketing
bracket of hydro-generator
bracket operation
bracket polynomial
bracket product
bracket representation of Chinese character structure
bracket skein triple
bracket system
Brackett continuum
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