保护和利用水资源，实现人与自然和谐相处，需要制度和法律的约束，更需要道德来规范。
Protection and using water resources, to achieve harmony between human being and nature, require institutional and legal constraints, also need to regulate morality.
但这几种方法并不是最为有效的政策选择，应建立以水权为核心的水权制度，通过市场机制实现水资源的有效保护。
But those ways are not the effective policy choice, the system of water rights should be built and protect effectively the water source by market mechanism.
但这几种方法并不是最为有效的政策选择，应建立以水权为核心的水权制度，通过市场机制实现水资源的有效保护。
But those ways are not the effective policy choice, the system of water rights should be built and protect effectively the water source by market mechanism.
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