It must prevent the ecological flow requirments from destroying for guaranteeing ecology security in the Yangtze River.
要保障长江的生态安全,就必须保证长江的生态径流过程不被破坏。
参考来源 - 长江中下游生态径流过程的分析计算The significant characteristics of it is that the ecological flow discharge is big with wide range and sensitive seasonal regulations and the value added by manufacture.
农业生态经济系统生态流的流量大,点多面广、时令性强并可以通过加工增值是其重要特征。
参考来源 - 农业生态经济系统生态流与价值流耦合机制·2,447,543篇论文数据，部分数据来源于NoteExpress
Circular economy demands restructuring economic system by the rule of material recycle and energy flow in natural ecological system.
循环经济倡导按照自然生态系统物质循环和能量流动规律来重构经济系统。
Hydrogen production capacity and ecological characteristics of ethanol-type and butyrate-type fermentation were investigated in continuous-flow reactor.
对生物制氢反应器乙醇型发酵和丁酸型发酵的产氢能力及其生态学特性进行了对比分析。
The flow charts of optimum scheme for low temperature grain storage in three ecological areas were provided respectively in this paper.
同时给出了三个储粮生态区域低温储粮优化方案的工艺流程图。
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