parametric
1.parametric programming
2.parametric pumping
3.parametric array
4.parametric amplifier
5.optical parametric oscillation
6.parametric sensitivity of reactor
7.β-BaB_2O_4 optical parametric oscillator
8.BBO Crystal Optical Parametric Generator
9.Biaxial crystal KTP optical parametric oscillator
10.Parametric and bottom-up cost estimation.
