4.Comparison of tobacco types

所屬欄目：英漢煙草科技

A summary of the major chemical characteristics of the principal tobacco types is given in Table 4. 1. The descriptive words used are intended to give a relative ranking with regard to a property and are notmeant to represent an absolute level. For instan ......（本文共 6668 字 ）     [閱讀本文] >>


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