与"negative ion generator"相近的词条

...

• negative ion acceleration
• negative ion accelerator
• negative ion beam
• negative ion cyclotron
• negative-ion densitometer
• negative ion generator
• negative ion laser
• negative-ion mass spectrum
• negative ionic drugs
• negative kappa angle
• negative lens
• negative log of hydrogen ion
• negative log of hydrogen ion concentration
• negative logarithm of the dissociation constnat of an acid(-log Ka')-log Ka'
• negative macular anomalous retinal correspondence
• negative masking

...