| unit 1 text mechanical drawing expressions of typical parts translation skills 科技英语翻译概述 reading material component tolerances relative terminology of mechanical drawings unit 2 text common engineering metals and their properties translation skills 科技文章的特点 reading material kinds of steel relative terminology of common engineering metals unit 3 text common mechanisms and mechanical transmission translation skills 科技应用文的译法 reading material gear manufacturing relative terminology of mechanisms and mechanical transmission |
内容加载中，请稍后...
商品评论（0条）