大多数系统是要求 word 投稿正文内容的，pdf 多不为接受格式。但也有很少数要求用 pdf 格式的，务必注意细看稿约。 Remember to Notice that even however manuscript resource information are transformed to PDF documents at submission for the critique system, these source files are necessary for more processing soon after acceptance. All correspondence, such as notification of the Editor's selec... http://waylonkzmyi.blogminds.com/top-guidelines-of-cover-letter-8802247