【Key words】 The fossil energy——coal; Exploration and exploitation in second deep space of crust interior; Dynamic monitor and prevention; High efficient utilization; Benefit human beings
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Fully raising rainfall use efficiency of farm-land is the basis of high efficient utilization to limited water in dry-land farming.
充分提高农田降水利用效率是旱地农业中有限水高效利用的基础。
To integrate the technological system and the optimum models of the high efficient utilization of agricultural resources in different regions;
不同类型区农业资源高效利用的优化模式与技术体系的集成;
High efficient utilization of forest resources, which refer hereafter to wood resources, aims at to maximize the economic benefit including ecological and social benefit.
森林资源高效利用主要指大宗工业产品木材的高效利用,使森林资源的经济效益最大化,兼顾生态效益和社会效益。
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