这相当于他们现有风险加权资产的8.1%。

That is equivalent to 8.1% of their current risk-weighted assets.

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银行业必须持有两倍于四年前的风险加权资产储备（12%对比6%）。

They must keep twice the share of risk-weighted assets as reserves that they did four years ago, 12% compared with 6%.

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例如，瑞士监管人员要求该国大银行持有相当于风险加权资产9%的可兑换资本。

Swiss regulators, for example, want their biggest Banks to hold the equivalent of 9% of their risk-weighted assets in convertible capital.

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