盐基不饱和〔作用〕

printed wiring board layered product as a base material

base clamp for steep-curler for hairdressing

strong base

color composite plating with nickel base and fluorescent pigment

bimolecular elimination through the conjugate base; 代号E2cB。

collector-base leakage【电子】

Naproxen Base

additive to solid to semi-solid lubricants on a mineral oil base