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山林养护管理
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山林养护管理
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风景园林管理
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forest conservation
山林养护管理
为了保护和利用城市化地区山地、风景名胜区以及乡村风水林等森林资源,通过技术管理措施,维护和恢复森林自然生态过程,逐步丰富生物多样性,优化群落结构,增强自然野趣,提升山林景观质量,完善游憩服务设施,满足游憩、健身与自然教育的需求的管理。
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cleaning
cleaning agent and pre-membrane agent
cleaning and disinfection equipment
cleaning appliance
cleaning boiler
cleaning cloth
cleaning diskette
cleaning fluids for automotive windshield
cleaning in place
cleaning-in-place,CIP
cleaning of silicon wafer
cleaning point
cleaning process device for person and material
cleaning room
cleaning service of museum
cleaning sprinkler tanker
cleaning suction truck
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cleaning tanker
clean limit
cleanliness
clean metallurgy of recycled metals
clean method
cleanness inspection of raw silk
clean nuclear energy
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