单词:unattended substation
无人值班变电所
单词:unattended substation 相关文章
Topic 1-Shanghais Vocational Schools Open Doors for Rural Students A charity that furthers educational purposes in Shanghai has been recruiting rural teenagers and offering them an opportunity to study in vocational schools in the city. After graduat
发表于:2018-12-25 / 阅读(113) / 评论(0)
英语角-圆桌会议