donhle-certiflcate system

• 双证制度

donhle-certiflcate system的用法和样例：

例句

1. The state shall practise a system by which certificates are issued to children who have received prophylactic vaccination.
   国家对儿童实行预防接种证制度。
2. A taxation authority shall implement a regular certificate inspection and replacement system for tax registration certificates.
   第十四条税务机关对税务登记证件实行定期验证和换证制度。