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大孢子囊
释义
大孢子囊
Encyclopedia
理学
〔植物形态与结构〕
释
megasporangium
大孢子囊
孢子体进行无性生殖的结构。存在于部分石松类植物(Lycophytes)即水韭科(Isoetaceae)、卷柏科(Selageinellaceae),水生蕨类植物(Ferns)即蘋科(Marsileaceae)、槐叶蘋科(Salviniaceae),以及所有种子植物(spermatophytes)的成熟孢子体上。
Biology
macrosporangium
大孢子囊
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minimum flow
minimum flow recirculating system
minimum fluidization velocity
minimum function
minimum gossip graph
minimum Hamming weight
minimum high-threshold input-voltage
minimum ideal
minimum ignition energy
minimum illumination
minimum immersion
minimum industrial grade
minimum industrial grade of ore block
minimum information
minimum inhibitory concentration
minimum integral
minimum ionization
minimum ionization particle
minimum lethal dose
minimum lethal dose (MLD)
minimum limit
Minimum living security
minimum living standard guarantee system for urban
minimum living standard guarantee system in rural
minimum loss discrimination
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