microphotometer वाक्य
"microphotometer" हिंदी में microphotometer in a sentenceउदाहरण वाक्य
- The scientific studies were carried out in the beginning with a radio telescope produced by the Dutch PTT, a 5 cm astrograph, a 15 cm Zeiss from Germany for solar observations, a Hilger and Watts microphotometer and a Cuffey Iris photometer.