photoelectric nigrometer meaning in Chinese
光电黑度计
Related Words
- nigrometer
- photoelectric compass
- photoelectric tachometer
- photoelectric photometer
- photoelectric densimeter
- photoelectric current
- photoelectric barrier
- photoelectric element
- photoelectric speedometer
- photoelectric integrator
- photoelectric nephelometer
- photoelectric nephelotitrator
- photoelectric nucleus counter
- photoelectric numeral tube