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退化假说
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退化假说
关于儿童语言发展和失语症语言障碍之间关系的理论。语言学家R.雅各布森在其1941年出版的《儿童语言、失语症和语音普遍现象》一书中提出。
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seed multiplication of crop
seed nucleus
seed of life
seed orchard
seed pelleter
seed plant
seed polisher
seed pregermination
seed processing machinery
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seed production of rapeseed
seed production of rapeseed conventional cultivar
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seed rearing of Black grunt ,seed rearing of Hapalogenys nitens
seed rearing of Boleophthalmus pectinirostris
seed rearing of Chanos chanos
seed rearing of Chelon haematocheilus
seed rearing of Chromileptes altivelis
seed rearing of Crassostrea gigas
seed rearing of Crassostrea gigas angulata
seed rearing of Cyclina sinensis
seed rearing of echinodermata
seed rearing of Epinephe lusfuscoguttatus
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