positive and negative coefficients

negativenegative conflict

Negative repolarization and negative rehybridizati

negative-positive-negative

negative-positive-negative continuous arc

negative-to-negative

A implies B gate， negative

a negative suffix

abrasive grain with negative rake angle

absolute value of negative temperature

absorption curve with positive and negative absorb

absorption curve with positive and negative absorbance

absorption under negative pressure

acoustically evoked short latency negative respons

Acoustically evoked short latency negative response

Activated carbon negative electrode

active current negative feedback

active negative sequence component disturbance

actual negative growth