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return to scale of forestlands
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return to scale of forestlands
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管理学
〔林业经济〕
释
return to scale of forestlands
林地规模经营效益
在一定的林地经营周期内,扩大林地的经营规模,使得生产要素组合趋于优化,使单位林产品的平均成本降低和收益增加,从而增加林地的经济效益。
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spaceborne gravity gradiometer
spaceborne hydrogen maser
space-borne lidar
spaceborne marine environmental hydrodynamics instrument
space-borne microwave radiometer
spaceborne millimeter-wave cloud radar
spaceborne ocean color instrument
space-borne ocean terrain remote sensing instrument
spaceborne optical imaging instrument of remote sensing
space-borne precipitation radar
spaceborne scanning radiometer
spaceborne telescope
Space Botany
space capacity
Space Capsule Recovery Experiment-1 satellite
space cellular and molecular biology
space characteristic
space charge
space-charge accumulation
space-charge attenuation
space-charge barrier
space-charge barrier layer
space charge cloud
space-charge current
space charge density
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