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МатематикаВопрос:
4. Rontgen invented the x-ray machine ________ of the end of the 19th century.
Ответ:
Ответ (EN)
- Rontgen invented the x-ray machine at the end of the 19th century.
Перевод (RU)
- Рентген изобрел рентгеновский аппарат в конце 19 века.
Похожие
- 1. When ________ someone breaks an arm or leg, they need to go to hospital to have an x-ray. An x-ray is a special kind of photo ________ helps doctors to see inside a person's body.
- 2. Dentists ________ use x-ray machines to fix problems.
- 3. X-ray photos can show the dentist where there are any broken teeth or teeth that have holes in ________.
- 5. The first x-ray that he ________ was of his wife's hand. Rontgen won prizes for his important new idea.
- 6. People used x-rays to help ________ shoes in the middle of the last century, too. They used the machine to help them choose the
- 7. ________ shoes.
- 8. We ________ find x-ray machines in shoe shops now,
- 9. but they are ________ in airports. These machines look inside rucksacks and
- 10. ________ bags that people take on planes.
