indexed securities meaning in Chinese
指数化证券
Examples
- Pk card is used to realize bi - directional identity authentication of users entry so that it guarantees the legality of users . multi - grade key system , multi - version key and multi - index security system are supported
采用pk卡实现用户登录的双向身份认证机制,保证了登录用户的合法性。支持多级的密钥体系,支持密钥的多版本和多索引安全体系;