The ratios are, generally, fixed by law.

通常情况下，该比例将由法律强制规定。

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

一般而言，保持30%至40%黄金储备的基本比例属于法律规定。

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In Paris, only agents DE change could receive a commission, at a rate fixed by law, for acting as an intermediary.

在巴黎，只有经纪人可以通过中介活动收取法定比例的佣金。

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Yet Argentina's experience provides clear evidence that even currency boards, where the rate is fixed by law, and where the domestic currency has to be backed by hard-currency reserves, are not immune from crises.

ECONOMIST: Spoilt for choice | The

If Congress fixed the law by creating an individual mandate through the back door, it could save Obamacare.

ECONOMIST: Health reform

Ever since the 1960s, Fapesp has been guaranteed, by law, a fixed share of all the tax collected in Sao Paulo (first 0.5%, later 1%) and independence from the political meddling that is endemic in Brazilian public institutions.

ECONOMIST: Brazilian science