加州大学戴维斯分校环境科学与政策系教授黑斯廷斯，是世界上利用数学模型(方程组)来理解自然系统的顶级专家之一。
Hastings, a professor in the UC Davis Department of Environmental Science and Policy, is one of the world's top experts in using mathematical models (sets of equations) to understand natural systems.
对资源与环境科学计价并制定合理的价格政策，是建立经济补偿机制的基础。
It is the base of economic compensatory system establishment to scientifically valuate the resource and environment and to institute a reasonable price policy.
对资源与环境科学计价并制定合理的价格政策，是建立经济补偿机制的基础。
It is the base of economic compensatory system establishment to scientifically valuate the resource and environment and to institute a reasonable price policy.
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