根据中国入世承诺和体现国民待遇的原则，国家对强制性产品认证使用统一的标志。
According to China's WTO accession commitments and embodies the national treatment principle of compulsory product certification, the national symbol of unity use.
被动句属于有标志句，并可分为强制性被动和非强制性被动。
English passives belong to marked sentences and they can be divided into two kinds, obligatory passives and optional ones.
中国强制性认证标志实施以后，取代原实行的“长城”标志和“CCIB”标志。
China Compulsory Certification mark after carrying out, replace the original implementation of the "the Great Wall" mark and the "CCIB" mark.
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