一般而言，保持30%至40%黄金储备的基本比例属于法律规定。

The basic ratios of around 30 per cent to 40 per cent gold in reserve are, generally, fixed by law.

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首先，让我们看一下伯克南对“基础货币”的所作所为，这基本反映了伯克南注入到银行系统的储备货币的数量。

First of all, look again at what he has done to the "monetary base," which basically captures how much in reserves Bernanke has pumped into the banking system.

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粮食综合生产能力稳步提高，粮食储备充裕，主要农产品供应充足，粮食价格基本稳定。

Grain reserves are abundant. Staple agricultural produce is in sufficient supply.

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