SPRS质子表面共振分光镜
SPRabbr.春天(=spring)abbr.垫片(=spacer)abbr.洒水器(=sprinkler)SPR.abbr.固体推进剂火箭(Solid Propellant Rocket)
sprocket dynamometer链轮式拉力表
sprocket feed platen齿轮输纸压纸卷轴
sprially fluted tube水平螺旋槽管
sprung to their feetv.一跃而起(匆匆站起)
sprang to their feetv.一跃而起(匆匆站起)
sprial heat exchanger[化] 螺旋换热器