尿道扩张探子urethral dilating sound
喉扩张导管laryngeal dilating catheter
锥柄三刃扩孔钻taper shank three-edge hole-dilating drill
【建筑】膨胀板dilating plate (dilatation plat e)
【生活】膨胀螺杆dilating screw (dilatation screw)
扩张导管dilating vessel
扩孔钻头hole dilating drill
【医】 扩张探条dilating bougie