单词:radial armature
凸极电枢
单词:radial armature 相关文章
DAVID GREENE, HOST: This week, we have been exploring the realities of modern work. A new NPR/Marist poll found a lot of confidence in the future among American workers. A vast majority said they actually don't feel that threatened by the economic fo
发表于:2019-01-16 / 阅读(91) / 评论(0)
2018年NPR美国国家公共电台1月