sports instructor qualification certifica-tion system
...体育指导员资格认证制度 [gap=1828]Key words: social sports instructor；occupation qualification certification；sports instructor qualification certifica-tion system ..
基于6个网页-相关网页
sports instructor qualification certifica-tion system
体育指导员资格认证制度
以上为机器翻译结果，长、整句建议使用 人工翻译 。