关键词 : 欧亚河狸 ; 生物学特性 ; 保护与开发 [gap=5302]Key words : Castor fiber ; bionomics ; protection and exploitation
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tourism resources protection and exploitation 旅游资源保护与开发
protection exploitation and utilization 保护开发利用
exploitation and protection 开发保护
tourism exploitation and protection 旅游开发与保护
tourist exploitation and protection 旅游开发和保护
resource exploitation and protection 资源开发与保护
reasonable exploitation and protection 合理利用和保护
groundwater exploitation and protection 地下水开采利用保护
The concrete Suggestions of protection and exploitation are given.
提出保护和开发利用的具体建议。
Protection and exploitation of local breed resources were also discussed.
本文还对地方猪的品种资源的保护和开发利用进行了探讨。
The concrete Suggestions of protection and exploitation were put forward.
提出保护和开发利用的具体建议。
"We are working to establish a network and a system of protection of children and also to try to report cases of abuse and exploitation and try to save these children, put them in transit centers, try to recontact the family, and put them back with the family or with the extend family when the parents are not there or are not suitable to take care of the children,".
VOA: standard.2009.04.24
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