单词：inverter oscillator
倒相振荡器
单词：inverter oscillator 相关文章
841 、 埋头铆钉 countersinkheadrivet 842 、 埋头锥孔 countersink 843 、 埋头螺栓 countersinkheadbolt 844 、 埋头螺丝 countersinkheadscrew 845 、 埋头钻 countersinkdrill 846 、
发表于:2018-11-29 / 阅读(259) / 评论(0)
英文名句短语
英文名句短语
Lesson 119 The end of term Narrator: Its the end of term. Sandy and Sueve brought home their reports. Fathers going to read them. Father: Mm. It says: Sue woks very well. Good girl. This is a very good report, Sue. Father: What about yours, Sandy? S
发表于:2018-12-02 / 阅读(160) / 评论(0)
CNN美国有线新闻2016年1月
CNN美国有线新闻2016年1月
Keeping Time With Quartz Most people know that wrist watches commonly contain quartz. In fact, if you wear a watch, chances are its a quartz watch, since most watches is made today use quartz. But, you may not know what quartz has to do with keeping
发表于:2018-12-31 / 阅读(155) / 评论(0)
英语听力文摘 English Digest
英语听力文摘 English Digest