Read Edit View history 比冲 bǐchōng specific impulse Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 比冲/ 比衝 bǐchōng specific impulse (rocketry) specific impulse 液体火箭发动机的比冲是衡量其性能的重要指标。 Edit Delete References Add reference No references for this word.