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在一定的宏观条件(温度、压力等)下,若多个系统某个特定的集体激发变得不稳定,该集体激发的现象。在钛酸钡(BaTiO3)一类的位移型铁电体中,某一特定的晶格振动模(通常是频率最低的横光学模)在温度趋于相变点时,其固有频率逐渐减小到零,晶体原子处于新的平衡位置,形成新的结构。
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热学、统计物理学
统计物理学
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aquatic ecosystem degradation
aquatic ecosystem monitoring
aquatic ecosystem services
aquatic ecosystem succession
aquatic etiology
aquatic fatty acids
aquatic feed
aquatic feed processing machinery
aquatic fermentation spices (fish sauce, shrimp sauce)
aquatic flavored products
aquatic food allergen
aquatic food processing machinery
aquatic food risk analysis
aquatic food risk assessment
aquatic functional food
aquatic functional group
aquatic functional-zone
aquatic fungalpathogen
aquatic fungi
aquatic genetic evaluation system based on best linear unbiased prediction
aquatic genetic linkage map
aquatic genome physical map
aquatic germplasm
aquaticgermplasm genetic marker
aquatic germplasm heterogeneity
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