active ion water

active metallic ion

active screen ion sulphurized layer

electropositive ion gemini surface active agent

Active-Active

ion dissociation and ion association

kalium ion and natrium ion

linear ion trap-Fourier transform ion cyclotron resonance mass spectrometry

Linear quadrupole ion trap-Fourier transform ion c

proportion of calcium ion and magnesium ion

2nd-Order Active Filter

302-A special active carbon for removing red-lustre

3-phase 4-wire active power filter

5th seismically active period

9-anthracene active substitute compounds

a combination solution of the active and passive method to reduce noise

A New Design of Hybrid Active Power Filter

a new round of active fiscal policy

AAM Active Appearance Model