The euro's success so far has suggested that a currency can be stable without the backing of a unitary state.
目前，欧元的成功表明即使没有单一制国家作为后盾，货币也可以稳定。
It should explore business operation mode for safe landfill site of hazardous waste, such as unitary operation mode, integrated operation mode and backing on great enterprise operation mode.
危险废物安全填埋场应探讨企业化经营模式。在单一处理模式、一体化经营模式和依托于大型企业模式中选择适宜的模式。
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