Terms containing negative stuffing

Subject	English	French
el.	negative pulse stuffing	justification négative
el.	negative stuffing	justification négative
comp.	negative pulse stuffing	justification négative
el.	positive-negative pulse stuffing	justification positive-négative
comp.	positive/negative pulse stuffing	justification positive-negative
pwr.lines.	positive/zero/negative pulse stuffing	justification positive/nulle/négative