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衰老更新期
释义
衰老更新期
Encyclopedia
农学
﹝经济林生长发育规律﹞
释
renewing period
衰老更新期
从产量出现连续下降,经济林树木生长势开始逐渐减弱,直至几乎没有经济产量为止的这段时期。又称更新复壮期、变产更新期。
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alphametic
alpha-metric
alpha-(m-hydroxyphenyl)-beta-aminopropanol
alpha naphthylamine
alpha-naphthylamine
alpha neutron source
alphanumeric
alphanumeric display
alpha olefin oxides
alpha olefins
alpha order stable process
alpha-order stable process
alpha order strictly stable process
alpha-order strictly stable process
alpha order symmetric stable process
alpha-order symmetric stable process
Alpha Oumar Konaré
alpha particle
alpha-particle
alpha particle, alpha-particle
alpha particle heating
alpha particle scattering experiment
alpha-particle scattering experiment
alpha-particle tunneling probability
alpha particle, α-particle
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