【爱迪生的故事】把爱迪生发明电灯的故事用英文表达爱迪生发明电灯做了一千五百...
答案:2 悬赏:0 手机版
解决时间 2021-02-10 02:55
- 提问者网友：浮克旳回音
- 2021-02-09 20:18
【爱迪生的故事】把爱迪生发明电灯的故事用英文表达爱迪生发明电灯做了一千五百...
最佳答案
- 五星知识达人网友：琴狂剑也妄
- 2021-02-09 20:49
【答案】 Edison inventing the light bulb did not 1500 many experiments to find suitable lamp filament material, it was ridiculed, he said: Mr. Edison, you have failed in 1500 many times. Edison replied: No I have not failed, I have done is found in more than 1500 kinds of materials are not suitable for the filament lamp. After further testing, Edison found that the Japanese use bamboo charcoal for the best filament. Until 1906, Edison has to do to switch to tungsten, so that the quality has improved light bulb, has been in use to this day.
全部回答
- 1楼网友：往事埋风中
- 2021-02-09 21:24
谢谢解答
我要举报
如以上回答内容为低俗、色情、不良、暴力、侵权、涉及违法等信息，可以点下面链接进行举报！
点此我要举报以上问答信息
大家都在看
推荐资讯