保护和开发利用 protection and developmental utilization
保护和开发模式 preservation and development modes
湾区保护和开发委员会 Bay Conservation and Development Commission
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保护和开发吴哥这一人类遗产的瑰宝。
The safeguarding and development of Angkor, a jewel of humanity's heritage.
也对岩溶水资源的保护和开发提出了新的建议。
In the meantime, it also advances some new Suggestions to the protection and exploitation of the karst-water resources.
第二，应该通过开展更多的植树造林工程②来提高天然森林的保护和开发。
Second, the state should enhance protection and development of natural forests by launching more afforestation projects.
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