### 图例

``` html
<u-donut-chart :data="[
    { name: '对象存储', value: 7, state: 'nos' },
    { name: '容器服务', value: 5, state: 'nce' },
    { name: '云服务器', value: 8, state: 'nvm' },
    { name: '弹性公网IP', value: 10, state: 'net' },
    { name: 'RDS', value: 9, state: 'rds' },
    { name: 'Redis', value: 0, state: 'ncr' },
    { name: 'Elasticsearch', value: 20, state: 'nes' },
    { name: '消息队列', value: 15, state: 'nqs' },
    { name: 'CDN', value: 5, state: 'cdn' },
    { name: 'DDoS 基础防护', value: 12, state: 'ddos' },
    { name: 'SSL', value: 0, state: 'ssl' },
]" legend unit="元"></u-donut-chart>
```