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异源学说
释义
异源学说
Encyclopedia
理学
古植物学
释
antithetic theory
异源学说
认为有胚植物起源于具单倍体世代生活史、配子体世代占优势的绿藻类祖先,双倍体世代的出现是陆生环境下合子减数分裂及孢子体个体发育的延迟的理论。又称异源世代交替学说。
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rotary piston compressor
rotary plunger vacuum pump
rotary pump
rotary rheostat
rotary-sawing
rotary screw compressors
rotary seeder
rotary small particles of shale ATP dry distillation furnace
rotary swaging
rotary swaging machine
rotary swash plate pump
rotary system
rotary table
rotary table filter
rotary table rig
rotary tillage
rotary tiller
rotary tooth harrow
rotary torque
rotary type wet-laid web
Rota's basis conjecture
rotascope
rotatable
rotatable design
rotatable designs
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