The first step in the development of electronics was electron tube invented by Fleming in 1904.
举一反三
- When was the first bicycle invented The first bicycle was invented .
- electron tube 翻译正确的是 A: 电管 B: 电子管
- For college students to start a business, if they want to build a successful product, development is only the first step, and product promotion is a more important step.
- “电子学实验室”的英文是？ A: electronic lab B: electronics lab C: electron lab D: electrical lab
- 电子商务的英文全称是( ) A: Electronics Commerce B: Electron Commerce C: Electronic Commerce D: Electronic Contract