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national forest reserve
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national forest reserve
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国家储备林
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national forest reserve
国家储备林
为满足经济社会发展和人民美好生活对优质木材的需要,在自然条件适宜地区,通过人工林集约栽培、现有林改培、抚育及补植补造等措施,营造和培育的工业原料林、乡土树种、珍稀树种和大径级用材林等多功能森林。
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field distribution
field distribution pattern
field dose
field-driven
field ecosystem
field effect
field effect device
field-effect device
field-effect device, FED
field effective precipitation
field effect transistor
field-effect transistor
field-effect transistor biosensor
field-effect transistor, FET
field-effect transistors semiconductor electrode
field-electron
field electron emission
field electron microscope
field emission
field emission array cathode
field emission Auger electron spectroscopy
field emission cathode
field emission electric propulsion
field emission microscope
field emission microscope, FEM
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