Blockchain guarantees your data's authenticity—not just its accuracy, but also its irreversibility. It can also be used to store data that are difficult to register, like legal contracts, state identifications, or a company's product inventory.
全国“一盘棋”，锚定推动水利高质量发展、保障我国水安全目标，“十四五”时期完成水利建设投资5.68万亿元，2022年以来连续4年完成年投资超过1万亿元。截至目前，我国建成世界上规模最大、功能最全、惠及人口最多的水利基础设施体系。
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* @param {string} num 非负整数的字符串形式（可能含前导零）
In Europe, several very large-scale projects are advancing in the North Sea region, particularly in Norway, the Netherlands, Denmark and UK.