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先驱
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先驱
Encyclopedia
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古生物学
释
progenitor
先驱
某一类群生物在其大规模繁盛之前就已经出现的少数代表。生命宏演化进程中分类单元的一种形式,它们往往拥有特殊的演化新质,能够突破重大灾变的冲击而幸存下来并进一步发展、壮大。
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field charging
field circaeaster
field climate
field command organization
field conjugate
field connection test
field content on D branes
field content on D-branes
field control station
field cooling
field coordination
field correction
field corrector
Field criterion for thermal instability
field crop
Field Crops Research
field-current relation
field curvature
Field Day Theatre Company
field decelerator
field degree
field dependence
field desorption
field desorption (FD)
field desorption spectroscopy
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