Uncertainty environmental; inventory control; inventory coordination; remanufacturing logistics system; stochastic programming; fuzzy programming.

不确定性； 库存控制； 库存协调； 再制造物流系统； 随机规划； 模糊规划。

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These sources of error and uncertainty include variations in flare efficiency, mis-identification of flares, non-continuous sampling, and environmental effects like snow reflection.

这种误差来源和不确定性包括燃除效率差异、燃除的判断错误、不连续的采样、以及像雪花反射那样的环境影响。

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The report warned of the great uncertainty about the feasibility, costs, effectiveness and environmental and social consequences of almost all geoengineering ideas.

该报告警告性地指出了几乎所有地球工程学设想所存在的风险，其可行性、成本、有效性、对环境和社会的影响等方面都存在巨大的不确定性。

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Presentations and round tables on ethics and science, ethics and governance and environmental uncertainty covered the most pressing questions related to biodiversity and climate change.

UNESCO: Social and Human Sciences

Building new pipeline infrastructure is time consuming and involves a lot of uncertainty due to regulatory approvals and scrutiny from environmental groups.

FORBES: Kinder Morgan Doubles Down On Shale With Copano Acquisition

Environmentalists worry that this drilling boom, and efforts to expand drilling even further not only in the Gulf but also in the Arctic waters off Alaska, where technical problems and regulatory uncertainty are hampering oil companies threaten to spawn another environmental disaster.

WSJ: Should the U.S. Expand