direct or reverse

同义词释义

1)direct or reverse,正向或反向的，正面或反面的2)D/R (direct or reverse),正向或反向的，正面或反面的3)Positive,正向4)forward direction,正向5)forward smoldering,正向阴燃6)positive direction linkage,正向联动7)forward simulation,正向模拟8)extrusion,正向挤压9)forward demolition,正向爆破10)positive role,正向作用