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water security
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water security
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水资源安全
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water security
水资源安全
社会供水满足人类生活与生产对水量、水质的合理需求,防洪除涝满足将水灾害损失控制在可承受范围要求,生态系统中的水要素满足生态系统可持续性需求,环境保护满足水资源可再生循环条件要求等的安全稳定状态。
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clean operation room
clean out waste raw silk
clean politics culture
clean rice
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cleanroom
clean room air purification system
cleanroom auxiliary equipment
cleanroom filtration system
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clean steel
clean steel smelting
clean superconductor
clean surface
clean text policy
clean the fracturing fluid
clean tile problem
clean tillage
cleantrap
clean up crops
clean up files
clean up polluted urban rivers
Clean-up TV Campaign
clean vegetables
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