taper gib锥形镶条tapern.小蜡烛；蜡芯；尖锥形；渐弱v.逐渐变小；逐渐消失adj.尖细的；划分等级的tapered Bernoulli-Euler beam变截面Bernoulli-Euler梁tapered transitional waveguide锥形过渡波导taper wire and thickness gauge锥线厚度组合规taper bore of tailstock sleeve尾座套筒内孔锥度taper square shank twist drill方锥柄,麻花钻头taperleaf Japanese spiraea herb吹火筒taper-face compression-ring锥面活塞压环Tapered thin-walled component锥形薄壁构件tapered transitional waveguides锥形过渡波导Taper pins with external thread螺尾锥销