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整形修剪
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整形修剪
Encyclopedia
农学
﹝经济林栽培﹞
释
training and pruning
整形修剪
根据经济树木生长发育特性和生产的需要,对经济树木的某些器官进行疏删和剪截操作,以培养出所需要的结构和形态树木的技术。
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epicyclic approximation
epicyclic frequency
epicyclic motion
epicyclic orbit
epicycloid
epicycloid evolute
epicycloid involute
epicycloid pedal curve
epicycloid radial curve
Epidaurus Festival
epidemic
epidemic cerebrospinal meningitis
epidemic distribution map
Epidemic dynamic model
epidemic encephalitis B
epidemic focus
epidemic intensity of disease
epidemic link of parasitic disease
epidemic model
epidemic parotitis
epidemic parotitis, mumps
epidemic prevention for new recruit
epidemic process
epidemic red eye
epidemic region, infected area, affected area
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