cell photometer造句
例句與造句
- Although the selenium cell photometer was proving successful, it was difficult to use and not very sensitive.
- While he was gone, Kunz and another Illinois physicists W . F . Schulz successfully tested a photoelectric cell photometer at the Observatory.
- Beginning in 1907, Stebbins began the first measurements using the selenium cell photometer first on the moon and then later, as the sensitivity of the instrument was improved, on variable stars He examined eclipsing binaries such as Algol starting in 1910.
- It's difficult to find cell photometer in a sentence. 用cell photometer造句挺難的