The high buffer stocks and the apparent disregard for conventional inventory control techniques increases inventory costs.

高缓冲库存，表观无视传统的库存控制技术，增加库存成本。

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As a result, manufacturers rely on abnormally high buffer stocks to ensure that raw materials are available to meet production targets.

因此，制造商依赖于异常高的缓冲库存，以确保原料可满足生产目标。

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These can be used as a buffer against global disruptions, meaning that if supply drops, or transit routes are disrupted, stocks are released to calm world markets.

这些储备可以起到抵御全球市场动荡的缓冲器的作用，这意味着，如果石油供应减少，或运输路线中断，就动用储备以稳定全球市场。

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On that view, it is a good time for the world's big consuming nations (including developing countries such as China) to build up buffer stocks, which provide the only real protection against short-term supply disruptions caused by embargoes, wars and the like.

ECONOMIST: Oil