Conformity assessment procedures是什么意思?（经济学中的）

conformity in conformity in conformity in conformity “certificate of conformity”是什么意思? declaration of conformity “certificate of conformity”是什么意思? certificate of conformity是什么意思 certificate of conformity是什么意思? conformity assessment是什么意思 conformity assessment是什么意思 In conformity to CE Declaration of Conformity 是什么 Certificate of Conformity是什么认证 怎么写CERTIFICATE OF CONFORMITY 请问:EC declaration of conformity 是什么证书? certificate of conformity和EC declatation of conformity是什么certificate of conformity和EC declatation of conformity分别是什么意思?他们有什么区别? 如何做日本Certificate of Conformity